Chapter
Vol.6 Ch.249
- Ch.1 : Welcome to the Mystery research club
- Ch.2 : Mysteries and the meaning of life
- Vol.1 Ch.3
- Vol.1 Ch.4 : Mysteries and Walls of the Mind
- Vol.1 Ch.5 : The Mystery of Transparency
- Vol.1 Ch.6 : The Mystery of the Pigeon
- Vol.1 Ch.7 : The Mystery of Motivation
- Vol.1 Ch.8 : Mysteries and the Night at School
- Vol.1 Ch.9 : The Mystery of Public Morals
- Vol.1 Ch.10 : The Mystery of Invisibility
- Vol.1 Ch.11 : The Mystery of Matsuko
- Vol.1 Ch.12 : The Mystery of Indecency
- Vol.1 Ch.13 : The Mystery of Effort
- Vol.1 Ch.14 : The Mystery of the Canteen
- Vol.1 Ch.15 : The Mystery of the 5 Yen Coin
- Vol.1 Ch.16 : The Mystery of Leaving the Club
- Vol.1 Ch.17 : The Mystery of Daisuke's Absence
- Vol.1 Ch.18 : The Mystery of the Umbrella
- Vol.1 Ch.19 : The Mystery of Nursing
- Vol.2 Ch.20 : The Mystery of the Advisor
- Vol.2 Ch.21 : The Mystery of the Club Objective
- Vol.2 Ch.22 : The Mystery of Wasps
- Vol.2 Ch.23 : The Mystery of Ghost Photography
- Vol.2 Ch.24 : The Mystery of Good Health
- Vol.2 Ch.25 : The Mystery of Physical Examination
- Vol.2 Ch.26 : The Mystery of Hay Fever
- Vol.2 Ch.27 : The Mystery of Flower Viewing
- Vol.2 Ch.28 : The Mystery of the Mask
- Vol.2 Ch.29 : The Mystery of Honesty
- Vol.2 Ch.30 : The Mystery of Good Fortune
- Vol.2 Ch.31 : The Mystery of Divination
- Vol.2 Ch.32 : The Mystery of the Fan Club
- Vol.2 Ch.33 : The Mystery of the Kids Lunch
- Vol.2 Ch.34 : The Mystery of the Zipper
- Vol.2 Ch.35 : The Mystery of Hiccups
- Vol.2 Ch.36 : The Mystery of the Bear
- Vol.2 Ch.37 : The Mystery of Uniform Change
- Ch.37.1
- Vol.3 Ch.38 : The Mystery of the Newspaper Club
- Vol.3 Ch.39 : The Mystery of Substitution
- Vol.3 Ch.40 : The Mystery of Homemade Bento
- Vol.3 Ch.41 : The Mystery of the Pool
- Vol.3 Ch.42 : The Mystery of the Locker
- Vol.3 Ch.43 : The Mystery of Rhinoceros Beetles
- Vol.3 Ch.44 : The Mystery of Watermelon Splitting
- Vol.3 Ch.45 : The Mystery of the Summer Festival
- Vol.3 Ch.46 : The mystery of homework
- Vol.3 Ch.47 : The mystery of cafes
- Vol.3 Ch.48 : The mystery of science
- Vol.3 Ch.49 : The mystery of Hawaii
- Vol.3 Ch.50 : The mystery of the new storehouse
- Vol.3 Ch.51 : The mystery of Typhoons
- Vol.3 Ch.52 : The Mystery of the Borrowing Competition
- Vol.3 Ch.53 : The Mystery of Club Competitions
- Vol.3 Ch.54 : The Mystery of Club Budget
- Vol.3 Ch.55 : The Mystery of Baked Potatoes
- Vol.3 Ch.56 : The Mystery of Love Potions
- Vol.4 Ch.57 : The Mystery of the Supermarket
- Vol.3 Ch.58 : The Mystery of the Kanda Family
- Vol.4 Ch.59 : The Mystery of Trust
- Vol.4 Ch.60 : The Mystery of Nonoka and Suzu
- Vol.4 Ch.61 : The Mystery of Santa
- Vol.4 Ch.63 : The Mystery of Training Camps.
- Vol.4 Ch.64
- Vol.4 Ch.65
- Vol.4 Ch.66 : The Mystery of Total Coverage
- Vol.4 Ch.67
- Vol.4 Ch.68
- Vol.4 Ch.69
- Vol.4 Ch.70 : The Mystery of Libraries
- Vol.4 Ch.71 : The Mystery of Sick Visits
- Vol.4 Ch.72 : The Mystery of Possession
- Vol.4 Ch.73 : The Mystery of the Track Team
- Vol.4 Ch.74 : The Mystery of Impressions
- Vol.4 Ch.75 : The Mystery of April Fools
- Vol.4 Ch.76 : The Mystery of the Science Prep Room
- Vol.4 Ch.77 : The Mystery of Picking Spots
- Vol.5 Ch.78 : The Mystery of Welcome Receptions
- Vol.5 Ch.79 : The Mystery of Physical Measurements
- Vol.5 Ch.80 : The Mystery of Suzu's Room
- Vol.5 Ch.81 : The Mystery of Trust
- Vol.5 Ch.82 : The Mystery of Scouting
- Vol.5 Ch.83 : The Mystery of Musical Chairs
- Vol.5 Ch.84 : The Mystery of Cultural Festivals
- Vol.5 Ch.85 : The Mystery of Pro Wrestling
- Vol.5 Ch.86 : The Mystery of Movies
- Vol.5 Ch.87 : The Mystery of Photo Collections
- Vol.5 Ch.88 : The mystery of another transparency
- Vol.5 Ch.89 : The mystery of mosquitoes
- Vol.5 Ch.90 : The Mystery of Hanako
- Vol.5 Ch.91 : The Mystery of Spirit Vision
- Vol.5 Ch.92 : The Mystery of Elevators
- Vol.5 Ch.93 : The Mystery of Ocean Dipping
- Vol.5 Ch.94 : The Mystery of Stalls
- Vol.5 Ch.95 : The Mystery of Tanaka
- Vol.5 Ch.96 : The Mystery of Image Changes
- Vol.1 Ch.97 : The Mystery of Weeding
- Vol.5 Ch.98 : The Mystery of Prez Changing Clubs
- Vol.5 Ch.99 : The Mystery of Cavalry Battles
- Vol.5 Ch.100 : The Mystery of Obstacle Courses
- Ch.102 : The Mystery of Tanaka-san and Takahama-san
- Vol.6 Ch.103 : The Mystery of Halloween
- Vol.5 Ch.104 : The Mystery of Arcades
- Vol.5 Ch.106 : The Mystery of Cafe Reunions
- Vol.5 Ch.110 : The Mystery of Xmas Parties
- Vol.5 Ch.111.5 : Happy New Year
- Vol.5 Ch.111 : The Mystery of Worldly Desires
- Vol.5 Ch.112 : The Mystery of Skating
- Vol.5 Ch.113 : The Mystery of Nurse's Office
- Vol.5 Ch.114 : The Mystery of Gyaru
- Vol.6 Ch.115
- Vol.5 Ch.116 : The Mystery of Chocolate Making
- Ch.117
- Ch.118 : The Mystery of Trash Collecting
- Ch.119
- Ch.120
- Ch.121 : The Mystery Of Class
- Ch.122
- Ch.123
- Ch.124
- Ch.125
- Ch.126 : The Mystery of Kokkuri-san
- Ch.127
- Ch.128
- Ch.129 : The Mystery of Smells
- Ch.130 : The Mystery of Dowsing
- Ch.131 : The Mystery of Sit Ups
- Ch.132 : The Mystery of the Drama Club
- Ch.133 : The Mystery of Snow White
- Ch.134 : The Mystery of Pool Cleaning
- Ch.135 : The Mystery of Sharing Umbrellas
- Ch.136 : The Mystery of Tanzaku
- Ch.137 : The Mystery of Picking Swimsuits
- Ch.138 : The Mystery of Getting Hit On
- Ch.139 : The Mystery of Countering Getting Hit On
- Ch.140 : The Mystery of Sharing Tables
- Ch.141 : The Mystery of Sensei in the House
- Ch.142 : The Mystery of Bon Dances
- Ch.143 : The Mystery of Bottle Rockets
- Ch.144 : The Mystery of Limiter Releases
- Ch.145 : The Mystery of Moon Viewing
- Ch.146 : The Mystery of Emergency Drills
- Vol.7 Ch.147 : The Mystery of Net Crawling
- Vol.7 Ch.148 : The mystery of three legged races
- Ch.149 : The Mystery of Picking Photos
- Ch.150 : The Mystery of Tricks
- Ch.151 : The Mystery of Concentration
- Ch.152 : The Mystery of Sweet Potato Digging
- Ch.153 : The Mystery of Sketching
- Ch.154 : The Mystery of Nude Modeling
- Ch.155 : The Mystery of Regression Hypnosis
- Ch.156 : The Mystery of Improved Love Potions
- Ch.157 : The Mystery of Official Entries
- Ch.158 : The Mystery of Couples
- Ch.159 : The Mystery of Mochi Pounding
- Ch.160 : The Mystery of Yoga
- Ch.161 : The Mystery of Knitting
- Ch.162 : The Mystery of Marathons
- Ch.163 : The Mystery of Matsuko's Disappearance
- Ch.164 : The Mystery of Courtesy Chocolate
- Ch.165 : The Mystery of Lip Balm
- Ch.166 : The Mystery of Bad Health
- Ch.167 : The Mystery of Clubs Tryouts
- Ch.168 : The Mystery of Revoked Qualifications
- Ch.169 : The Mystery of Being Broke
- Ch.170 : The Mystery of Kenta
- Ch.171 : The Mystery of Bands
- Ch.172 : The Mystery of Lawns
- Ch.173 : The Mystery of Perfumes
- Ch.174 : The Mystery of Friendship
- Ch.175 : The Mystery of DIY
- Ch.176 : The Mystery of Kindergartens
- Ch.177 : The Mystery of Shower Running
- Ch.178 : The Mystery of Maid Cafes
- Ch.179 : The Mystery of Love Advices
- Ch.180 : The Mystery of Gakuran Uniforms
- Ch.181 : The Mystery of Haunted Houses
- Ch.182 : The Mystery of Surprises
- Ch.183 : The Mystery of Karaoke
- Ch.184 : The Mystery of Going Commando
- Ch.185 : The Mystery of Failing Grades
- Ch.186 : The Mystery of Radio Calisthenics
- Ch.187 : The Mystery of Water Slides
- Ch.188 : The Mystery of Lost Children
- Ch.189 : The Mystery of Shady Inns
- Ch.189.1 : The Mystery of Shady Inns (Lewd Edit)
- Ch.190 : The Mystery of Escorting
- Ch.191 : The Mystery Of Net Cafes
- Ch.192 : The Mystery of Electrical Outlets
- Ch.193 : The Mystery of Suntans
- Ch.194 : The Mystery of Cheer Panels
- Ch.195 : The Mystery of Bo-taoshi
- Ch.196 : The Mystery of Costume Relays
- Ch.197 : The Mystery of Mushroom Hunting
- Ch.198 : The Mystery of Sketching Sessions
- Ch.199 : The Mystery of Violating School Regulations
- Ch.200 : The Mystery of Tricks
- Ch.201 : The Mystery of Massages
- Vol.9 Ch.202 : The Mystery of Submitting Entries
- Vol.9 Ch.203 : The Mystery of Changing Seats
- Vol.9 Ch.204 : The Mystery of Hugs
- Vol.10 Ch.205 : The Mystery of Coats
- Vol.10 Ch.206 : The Mystery of Christmas Eves
- Vol.10 Ch.207 : The Mystery of Hanetsuki
- Vol.10 Ch.208 : The Mystery of Tanaka
- Vol.10 Ch.210 : The Mystery of Freezing
- Vol.10 Ch.211 : The Mystery of Fortune Beans
- Vol.10 Ch.212 : The Mystery of Survival Games
- Ch.213
- Vol.10 Ch.214 : The Mystery of Shadowy Figures
- Ch.215 : The Mystery of Nenepon
- Ch.216
- Ch.217 : The Mystery Of Chiaki's Friend
- Ch.218 : The Mystery of Air Purifiers
- Ch.219 : The Mystery of Cancelled Flower Viewings
- Ch.220 : The Mystery of Adults
- Ch.221 : The Mystery of Shuffling
- Ch.222 : The Mystery of Assistants
- Ch.223 : The Mystery of the Biology Club
- Ch.224 : The Mystery of Dodgeball
- Ch.225 : The Mystery of Idols
- Ch.226 : The Mystery of Coin Laundries
- Ch.227 : The Mystery of Feng Shui
- Ch.228 : The Mystery of Tooth Brushing
- Ch.229 : The Mystery of Boats
- Ch.230 : The Mystery of Trash Dumping
- Vol.6 Ch.231 : The Mystery Of Lightning
- Vol.6 Ch.232 : The Mystery Of Purification
- Vol.6 Ch.233 : The Mystery Of Muscle Training
- Ch.234 : The Mystery of the Lead Up to Summer Break
- Vol.6 Ch.235 : The Mystery Of Buddies
- Ch.236 : The Mystery of Playing by the River
- Ch.237 : The Mystery of Fireworks
- Vol.6 Ch.238 : The Mystery Of Help
- Vol.6 Ch.239 : The Mystery Of Solo Summer Festivals
- Vol.6 Ch.240 : The Mystery Of Male Clothing
- Vol.6 Ch.241 : The Mystery Of Arm Wrestling
- Vol.6 Ch.242 : The Mystery Of Oosumi-San
- Vol.6 Ch.243 : The Mystery Of Matsuko's Head
- Vol.6 Ch.244 : The Mystery Of The Sack Carrying Competition
- Vol.6 Ch.245 : The Mystery Of Line
- Vol.6 Ch.246 : The Mystery Of Burrs
- Vol.6 Ch.247 : The Mystery Of Temporary Members
- Vol.6 Ch.248 : The Mystery Of Wake-Up Surprises
- Vol.6 Ch.249 : The Mystery Of Ayapon
- Ch.250 : The Mystery of Amnesia
- Ch.251 : The Mystery of Drum Cans
- Ch.252 : The Mystery Of Eyedrops
- Vol.6 Ch.253 : The Mystery Of Skiing
- Vol.6 Ch.254 : The Mystery Of Liftys
- Vol.6 Ch.255 : The Mystery Of Women's Baths
- Vol.6 Ch.256 : The Mystery Of Kite Flying
- Vol.6 Ch.257 : The Mystery Of Pockets
- Vol.6 Ch.258 : The Mystery Of Costumes
- Ch.259 : The Mystery of Smiles
- Vol.6 Ch.260 : The Mystery Of Mufflers
- Vol.6 Ch.261 : The Mystery Of Crossdressing
- Vol.6 Ch.262 : The Mystery Of The Southern Isles
- Vol.6 Ch.263 : The Mystery Of Self Defense Techniques
- Vol.6 Ch.264 : The Mystery Of Ear Cleaning
- Vol.6 Ch.265 : The Mystery Of White Day
- Ch.266 : The Mystery of Suspicious People
- Vol.6 Ch.267 : The Mystery Of Power Stones
- Vol.6 Ch.268 : The Mystery Of Bear Invasion
- Vol.6 Ch.269 : The Mystery Of Heroes
- Vol.6 Ch.270 : The Mystery Of Thumbs Up
- Vol.6 Ch.271 : The Mystery Of Amusement Parks
- Ch.272 : The Mystery of Rice Planting
- Vol.6 Ch.273 : The Mystery Of Frisbees
- Vol.6 Ch.274 : The Mystery Of Image Material
- Vol.6 Ch.275 : The Mystery Of Library Books
- Vol.6 Ch.276 : The Mystery Of Drying
- Vol.6 Ch.277 : The Mystery Of Rag Cleaning
- Vol.6 Ch.278 : The Mystery Of Body Swapping
- Vol.6 Ch.279 : The Mystery Of Mistaken Identity
- Vol.6 Ch.280 : The Mystery Of Swindling
- Vol.6 Ch.281 : The Mystery Of The Swimming Club
- Vol.6 Ch.282 : The Mystery Of Swimming Races
- Vol.10 Ch.283 : The Mystery Of Free Research
- Vol.12 Ch.284 : The Mystery Of Beauty Pageants
- Vol.12 Ch.285 : The Mystery Of Uninhabited Islands
- Vol.14 Ch.286 : The Mystery Of Saunas
- Vol.14 Ch.287 : The Mystery Of Rivals
- Ch.288 : The Mystery of Summer Break Debuts
- Vol.14 Ch.289 : The Mystery Of Guinea Pigs
- Vol.14 Ch.290 : The Mystery Of Feeding
- Vol.14 Ch.291 : The Mystery Of Cursed Bras
- Vol.14 Ch.292 : The Mystery Of Lost Confidence
- Vol.14 Ch.293 : The Mystery Of Ball Basket Competitions
- Vol.14 Ch.294 : The Mystery Of The Acrobatics Club
- Vol.14 Ch.295 : The Mystery Of Takahama-San's Tricks
- Vol.14 Ch.296 : The Mystery Of Masked Jobs
- Vol.14 Ch.297 : The Mystery Of Nail Art
- Vol.14 Ch.298 : The Mystery Of Lotteries
- Vol.14 Ch.299 : The Mystery Of Popularity Techniques
- Vol.14 Ch.300 : The Mystery Of Time Freezing
- Vol.14 Ch.301 : The Mystery Of Static Electricity
- Vol.14 Ch.302 : The Mystery Of Making Up
- Vol.14 Ch.303 : The Mystery Of Countdowns
- Vol.14 Ch.304 : The Mystery Of Catch
- Ch.305 : The Mystery of Forgetting Things
- Ch.306 : The Mystery of Hot Carpets
- Ch.307 : The Mystery of Snow Shoveling
- Ch.308 : The Mystery of Pressure Point Pushing
- Ch.309 : The Mystery of All the Chocolate
- Ch.310 : The Mystery of Hot Blooded Teachers
- Ch.311 : The Mystery of Roaches
- Ch.312 : The Mystery of Hinamatsuri
- Ch.313 : The Mystery of Butler Cafes
- Ch.314 : The Mystery of Payback
- Ch.315 : The Mystery of the Class Rep
- Ch.316 : The Mystery of Reference Material
- Ch.317 : The Mystery of Ultra Super Strong Growth Drugs
- Ch.318 : The Mystery of PR Videos
- Ch.319 : The Mystery of Dozing Off
- Ch.320 : The Mystery of Children's Day
- Ch.321 : The Mystery of Grademates
- Ch.322 : The Mystery of Ghosts
- Ch.323 : The Mystery of Bus Stops
- Vol.14 Ch.324 : The Mystery Of Romance Advice
- Vol.14 Ch.325 : The Mystery Of Fearing Dogs
- Vol.16 Ch.326 : The Mystery Of Photo Booths
- Vol.16 Ch.327 : The Mystery Of Cheerleading
- Vol.16 Ch.328 : The Mystery Of Still Pools
- Vol.16 Ch.329 : The Mystery Of Substitute Nurses
- Vol.16 Ch.330 : The Mystery Of Successful Magic
- Vol.16 Ch.331 : The Mystery Of Rine Ids
- Vol.16 Ch.332 : The Mystery Of Beach Houses
- Vol.16 Ch.333 : The Mystery Of Coincidental Encounters
- Vol.16 Ch.334 : The Mystery Of Abrupt Trip Changes
- Vol.16 Ch.335 : The Mystery Of Water Balls
- Vol.16 Ch.336 : The Mystery Of Late Nights
- Vol.16 Ch.337 : The Mystery Of Cats
- Vol.16 Ch.338 : The Mystery Of Club Room Treasures
- Ch.339 : The Mystery of Gym Storerooms
- Vol.16 Ch.340 : The Mystery Of Night Pools
- Vol.16 Ch.341 : The Mystery Of The Mystery Research Club’S Origins
- Vol.16 Ch.342 : The Mystery Of The Cursed Locker
- Vol.16 Ch.343 : The Mystery Of Werewolves
- Vol.16 Ch.344 : The Mystery Of Scar Stickers
- Vol.16 Ch.345 : The Mystery Of Super Spicy Ramen
- Ch.346 : The Mystery Of Manga
- Ch.347
- Vol.16 Ch.348 : The Mystery Of Bodybuilding Pride
- Vol.16 Ch.349 : The Mystery Of Western Songs
- Vol.16 Ch.350 : The Mystery Of Sleepyheads
- Vol.16 Ch.351 : The Mystery Of The Real Santa
- Ch.352
- Ch.353
- Ch.354
- Ch.355
- Ch.356
- Ch.357
- Ch.358
- Ch.359
- Ch.360
- Ch.361
- Ch.362
- Ch.363
- Ch.364
- Ch.365
- Ch.366
- Vol.18 Ch.367 : The Mystery Of The Aquarium
- Vol.18 Ch.368 : The Mystery Of Festivals
- Ch.369
- Vol.18 Ch.370 : The Mystery Of Vr
- Ch.371
- Vol.18 Ch.372 : The Mystery Of Apathy
- Ch.373
- Ch.374
- Ch.375
- Ch.376
- Ch.377
- Ch.378
- Vol.18 Ch.379 : The Mystery Of Daisuke
Chapter
Vol.6 Ch.249
- Ch.1 : Welcome to the Mystery research club
- Ch.2 : Mysteries and the meaning of life
- Vol.1 Ch.3
- Vol.1 Ch.4 : Mysteries and Walls of the Mind
- Vol.1 Ch.5 : The Mystery of Transparency
- Vol.1 Ch.6 : The Mystery of the Pigeon
- Vol.1 Ch.7 : The Mystery of Motivation
- Vol.1 Ch.8 : Mysteries and the Night at School
- Vol.1 Ch.9 : The Mystery of Public Morals
- Vol.1 Ch.10 : The Mystery of Invisibility
- Vol.1 Ch.11 : The Mystery of Matsuko
- Vol.1 Ch.12 : The Mystery of Indecency
- Vol.1 Ch.13 : The Mystery of Effort
- Vol.1 Ch.14 : The Mystery of the Canteen
- Vol.1 Ch.15 : The Mystery of the 5 Yen Coin
- Vol.1 Ch.16 : The Mystery of Leaving the Club
- Vol.1 Ch.17 : The Mystery of Daisuke's Absence
- Vol.1 Ch.18 : The Mystery of the Umbrella
- Vol.1 Ch.19 : The Mystery of Nursing
- Vol.2 Ch.20 : The Mystery of the Advisor
- Vol.2 Ch.21 : The Mystery of the Club Objective
- Vol.2 Ch.22 : The Mystery of Wasps
- Vol.2 Ch.23 : The Mystery of Ghost Photography
- Vol.2 Ch.24 : The Mystery of Good Health
- Vol.2 Ch.25 : The Mystery of Physical Examination
- Vol.2 Ch.26 : The Mystery of Hay Fever
- Vol.2 Ch.27 : The Mystery of Flower Viewing
- Vol.2 Ch.28 : The Mystery of the Mask
- Vol.2 Ch.29 : The Mystery of Honesty
- Vol.2 Ch.30 : The Mystery of Good Fortune
- Vol.2 Ch.31 : The Mystery of Divination
- Vol.2 Ch.32 : The Mystery of the Fan Club
- Vol.2 Ch.33 : The Mystery of the Kids Lunch
- Vol.2 Ch.34 : The Mystery of the Zipper
- Vol.2 Ch.35 : The Mystery of Hiccups
- Vol.2 Ch.36 : The Mystery of the Bear
- Vol.2 Ch.37 : The Mystery of Uniform Change
- Ch.37.1
- Vol.3 Ch.38 : The Mystery of the Newspaper Club
- Vol.3 Ch.39 : The Mystery of Substitution
- Vol.3 Ch.40 : The Mystery of Homemade Bento
- Vol.3 Ch.41 : The Mystery of the Pool
- Vol.3 Ch.42 : The Mystery of the Locker
- Vol.3 Ch.43 : The Mystery of Rhinoceros Beetles
- Vol.3 Ch.44 : The Mystery of Watermelon Splitting
- Vol.3 Ch.45 : The Mystery of the Summer Festival
- Vol.3 Ch.46 : The mystery of homework
- Vol.3 Ch.47 : The mystery of cafes
- Vol.3 Ch.48 : The mystery of science
- Vol.3 Ch.49 : The mystery of Hawaii
- Vol.3 Ch.50 : The mystery of the new storehouse
- Vol.3 Ch.51 : The mystery of Typhoons
- Vol.3 Ch.52 : The Mystery of the Borrowing Competition
- Vol.3 Ch.53 : The Mystery of Club Competitions
- Vol.3 Ch.54 : The Mystery of Club Budget
- Vol.3 Ch.55 : The Mystery of Baked Potatoes
- Vol.3 Ch.56 : The Mystery of Love Potions
- Vol.4 Ch.57 : The Mystery of the Supermarket
- Vol.3 Ch.58 : The Mystery of the Kanda Family
- Vol.4 Ch.59 : The Mystery of Trust
- Vol.4 Ch.60 : The Mystery of Nonoka and Suzu
- Vol.4 Ch.61 : The Mystery of Santa
- Vol.4 Ch.63 : The Mystery of Training Camps.
- Vol.4 Ch.64
- Vol.4 Ch.65
- Vol.4 Ch.66 : The Mystery of Total Coverage
- Vol.4 Ch.67
- Vol.4 Ch.68
- Vol.4 Ch.69
- Vol.4 Ch.70 : The Mystery of Libraries
- Vol.4 Ch.71 : The Mystery of Sick Visits
- Vol.4 Ch.72 : The Mystery of Possession
- Vol.4 Ch.73 : The Mystery of the Track Team
- Vol.4 Ch.74 : The Mystery of Impressions
- Vol.4 Ch.75 : The Mystery of April Fools
- Vol.4 Ch.76 : The Mystery of the Science Prep Room
- Vol.4 Ch.77 : The Mystery of Picking Spots
- Vol.5 Ch.78 : The Mystery of Welcome Receptions
- Vol.5 Ch.79 : The Mystery of Physical Measurements
- Vol.5 Ch.80 : The Mystery of Suzu's Room
- Vol.5 Ch.81 : The Mystery of Trust
- Vol.5 Ch.82 : The Mystery of Scouting
- Vol.5 Ch.83 : The Mystery of Musical Chairs
- Vol.5 Ch.84 : The Mystery of Cultural Festivals
- Vol.5 Ch.85 : The Mystery of Pro Wrestling
- Vol.5 Ch.86 : The Mystery of Movies
- Vol.5 Ch.87 : The Mystery of Photo Collections
- Vol.5 Ch.88 : The mystery of another transparency
- Vol.5 Ch.89 : The mystery of mosquitoes
- Vol.5 Ch.90 : The Mystery of Hanako
- Vol.5 Ch.91 : The Mystery of Spirit Vision
- Vol.5 Ch.92 : The Mystery of Elevators
- Vol.5 Ch.93 : The Mystery of Ocean Dipping
- Vol.5 Ch.94 : The Mystery of Stalls
- Vol.5 Ch.95 : The Mystery of Tanaka
- Vol.5 Ch.96 : The Mystery of Image Changes
- Vol.1 Ch.97 : The Mystery of Weeding
- Vol.5 Ch.98 : The Mystery of Prez Changing Clubs
- Vol.5 Ch.99 : The Mystery of Cavalry Battles
- Vol.5 Ch.100 : The Mystery of Obstacle Courses
- Ch.102 : The Mystery of Tanaka-san and Takahama-san
- Vol.6 Ch.103 : The Mystery of Halloween
- Vol.5 Ch.104 : The Mystery of Arcades
- Vol.5 Ch.106 : The Mystery of Cafe Reunions
- Vol.5 Ch.110 : The Mystery of Xmas Parties
- Vol.5 Ch.111.5 : Happy New Year
- Vol.5 Ch.111 : The Mystery of Worldly Desires
- Vol.5 Ch.112 : The Mystery of Skating
- Vol.5 Ch.113 : The Mystery of Nurse's Office
- Vol.5 Ch.114 : The Mystery of Gyaru
- Vol.6 Ch.115
- Vol.5 Ch.116 : The Mystery of Chocolate Making
- Ch.117
- Ch.118 : The Mystery of Trash Collecting
- Ch.119
- Ch.120
- Ch.121 : The Mystery Of Class
- Ch.122
- Ch.123
- Ch.124
- Ch.125
- Ch.126 : The Mystery of Kokkuri-san
- Ch.127
- Ch.128
- Ch.129 : The Mystery of Smells
- Ch.130 : The Mystery of Dowsing
- Ch.131 : The Mystery of Sit Ups
- Ch.132 : The Mystery of the Drama Club
- Ch.133 : The Mystery of Snow White
- Ch.134 : The Mystery of Pool Cleaning
- Ch.135 : The Mystery of Sharing Umbrellas
- Ch.136 : The Mystery of Tanzaku
- Ch.137 : The Mystery of Picking Swimsuits
- Ch.138 : The Mystery of Getting Hit On
- Ch.139 : The Mystery of Countering Getting Hit On
- Ch.140 : The Mystery of Sharing Tables
- Ch.141 : The Mystery of Sensei in the House
- Ch.142 : The Mystery of Bon Dances
- Ch.143 : The Mystery of Bottle Rockets
- Ch.144 : The Mystery of Limiter Releases
- Ch.145 : The Mystery of Moon Viewing
- Ch.146 : The Mystery of Emergency Drills
- Vol.7 Ch.147 : The Mystery of Net Crawling
- Vol.7 Ch.148 : The mystery of three legged races
- Ch.149 : The Mystery of Picking Photos
- Ch.150 : The Mystery of Tricks
- Ch.151 : The Mystery of Concentration
- Ch.152 : The Mystery of Sweet Potato Digging
- Ch.153 : The Mystery of Sketching
- Ch.154 : The Mystery of Nude Modeling
- Ch.155 : The Mystery of Regression Hypnosis
- Ch.156 : The Mystery of Improved Love Potions
- Ch.157 : The Mystery of Official Entries
- Ch.158 : The Mystery of Couples
- Ch.159 : The Mystery of Mochi Pounding
- Ch.160 : The Mystery of Yoga
- Ch.161 : The Mystery of Knitting
- Ch.162 : The Mystery of Marathons
- Ch.163 : The Mystery of Matsuko's Disappearance
- Ch.164 : The Mystery of Courtesy Chocolate
- Ch.165 : The Mystery of Lip Balm
- Ch.166 : The Mystery of Bad Health
- Ch.167 : The Mystery of Clubs Tryouts
- Ch.168 : The Mystery of Revoked Qualifications
- Ch.169 : The Mystery of Being Broke
- Ch.170 : The Mystery of Kenta
- Ch.171 : The Mystery of Bands
- Ch.172 : The Mystery of Lawns
- Ch.173 : The Mystery of Perfumes
- Ch.174 : The Mystery of Friendship
- Ch.175 : The Mystery of DIY
- Ch.176 : The Mystery of Kindergartens
- Ch.177 : The Mystery of Shower Running
- Ch.178 : The Mystery of Maid Cafes
- Ch.179 : The Mystery of Love Advices
- Ch.180 : The Mystery of Gakuran Uniforms
- Ch.181 : The Mystery of Haunted Houses
- Ch.182 : The Mystery of Surprises
- Ch.183 : The Mystery of Karaoke
- Ch.184 : The Mystery of Going Commando
- Ch.185 : The Mystery of Failing Grades
- Ch.186 : The Mystery of Radio Calisthenics
- Ch.187 : The Mystery of Water Slides
- Ch.188 : The Mystery of Lost Children
- Ch.189 : The Mystery of Shady Inns
- Ch.189.1 : The Mystery of Shady Inns (Lewd Edit)
- Ch.190 : The Mystery of Escorting
- Ch.191 : The Mystery Of Net Cafes
- Ch.192 : The Mystery of Electrical Outlets
- Ch.193 : The Mystery of Suntans
- Ch.194 : The Mystery of Cheer Panels
- Ch.195 : The Mystery of Bo-taoshi
- Ch.196 : The Mystery of Costume Relays
- Ch.197 : The Mystery of Mushroom Hunting
- Ch.198 : The Mystery of Sketching Sessions
- Ch.199 : The Mystery of Violating School Regulations
- Ch.200 : The Mystery of Tricks
- Ch.201 : The Mystery of Massages
- Vol.9 Ch.202 : The Mystery of Submitting Entries
- Vol.9 Ch.203 : The Mystery of Changing Seats
- Vol.9 Ch.204 : The Mystery of Hugs
- Vol.10 Ch.205 : The Mystery of Coats
- Vol.10 Ch.206 : The Mystery of Christmas Eves
- Vol.10 Ch.207 : The Mystery of Hanetsuki
- Vol.10 Ch.208 : The Mystery of Tanaka
- Vol.10 Ch.210 : The Mystery of Freezing
- Vol.10 Ch.211 : The Mystery of Fortune Beans
- Vol.10 Ch.212 : The Mystery of Survival Games
- Ch.213
- Vol.10 Ch.214 : The Mystery of Shadowy Figures
- Ch.215 : The Mystery of Nenepon
- Ch.216
- Ch.217 : The Mystery Of Chiaki's Friend
- Ch.218 : The Mystery of Air Purifiers
- Ch.219 : The Mystery of Cancelled Flower Viewings
- Ch.220 : The Mystery of Adults
- Ch.221 : The Mystery of Shuffling
- Ch.222 : The Mystery of Assistants
- Ch.223 : The Mystery of the Biology Club
- Ch.224 : The Mystery of Dodgeball
- Ch.225 : The Mystery of Idols
- Ch.226 : The Mystery of Coin Laundries
- Ch.227 : The Mystery of Feng Shui
- Ch.228 : The Mystery of Tooth Brushing
- Ch.229 : The Mystery of Boats
- Ch.230 : The Mystery of Trash Dumping
- Vol.6 Ch.231 : The Mystery Of Lightning
- Vol.6 Ch.232 : The Mystery Of Purification
- Vol.6 Ch.233 : The Mystery Of Muscle Training
- Ch.234 : The Mystery of the Lead Up to Summer Break
- Vol.6 Ch.235 : The Mystery Of Buddies
- Ch.236 : The Mystery of Playing by the River
- Ch.237 : The Mystery of Fireworks
- Vol.6 Ch.238 : The Mystery Of Help
- Vol.6 Ch.239 : The Mystery Of Solo Summer Festivals
- Vol.6 Ch.240 : The Mystery Of Male Clothing
- Vol.6 Ch.241 : The Mystery Of Arm Wrestling
- Vol.6 Ch.242 : The Mystery Of Oosumi-San
- Vol.6 Ch.243 : The Mystery Of Matsuko's Head
- Vol.6 Ch.244 : The Mystery Of The Sack Carrying Competition
- Vol.6 Ch.245 : The Mystery Of Line
- Vol.6 Ch.246 : The Mystery Of Burrs
- Vol.6 Ch.247 : The Mystery Of Temporary Members
- Vol.6 Ch.248 : The Mystery Of Wake-Up Surprises
- Vol.6 Ch.249 : The Mystery Of Ayapon
- Ch.250 : The Mystery of Amnesia
- Ch.251 : The Mystery of Drum Cans
- Ch.252 : The Mystery Of Eyedrops
- Vol.6 Ch.253 : The Mystery Of Skiing
- Vol.6 Ch.254 : The Mystery Of Liftys
- Vol.6 Ch.255 : The Mystery Of Women's Baths
- Vol.6 Ch.256 : The Mystery Of Kite Flying
- Vol.6 Ch.257 : The Mystery Of Pockets
- Vol.6 Ch.258 : The Mystery Of Costumes
- Ch.259 : The Mystery of Smiles
- Vol.6 Ch.260 : The Mystery Of Mufflers
- Vol.6 Ch.261 : The Mystery Of Crossdressing
- Vol.6 Ch.262 : The Mystery Of The Southern Isles
- Vol.6 Ch.263 : The Mystery Of Self Defense Techniques
- Vol.6 Ch.264 : The Mystery Of Ear Cleaning
- Vol.6 Ch.265 : The Mystery Of White Day
- Ch.266 : The Mystery of Suspicious People
- Vol.6 Ch.267 : The Mystery Of Power Stones
- Vol.6 Ch.268 : The Mystery Of Bear Invasion
- Vol.6 Ch.269 : The Mystery Of Heroes
- Vol.6 Ch.270 : The Mystery Of Thumbs Up
- Vol.6 Ch.271 : The Mystery Of Amusement Parks
- Ch.272 : The Mystery of Rice Planting
- Vol.6 Ch.273 : The Mystery Of Frisbees
- Vol.6 Ch.274 : The Mystery Of Image Material
- Vol.6 Ch.275 : The Mystery Of Library Books
- Vol.6 Ch.276 : The Mystery Of Drying
- Vol.6 Ch.277 : The Mystery Of Rag Cleaning
- Vol.6 Ch.278 : The Mystery Of Body Swapping
- Vol.6 Ch.279 : The Mystery Of Mistaken Identity
- Vol.6 Ch.280 : The Mystery Of Swindling
- Vol.6 Ch.281 : The Mystery Of The Swimming Club
- Vol.6 Ch.282 : The Mystery Of Swimming Races
- Vol.10 Ch.283 : The Mystery Of Free Research
- Vol.12 Ch.284 : The Mystery Of Beauty Pageants
- Vol.12 Ch.285 : The Mystery Of Uninhabited Islands
- Vol.14 Ch.286 : The Mystery Of Saunas
- Vol.14 Ch.287 : The Mystery Of Rivals
- Ch.288 : The Mystery of Summer Break Debuts
- Vol.14 Ch.289 : The Mystery Of Guinea Pigs
- Vol.14 Ch.290 : The Mystery Of Feeding
- Vol.14 Ch.291 : The Mystery Of Cursed Bras
- Vol.14 Ch.292 : The Mystery Of Lost Confidence
- Vol.14 Ch.293 : The Mystery Of Ball Basket Competitions
- Vol.14 Ch.294 : The Mystery Of The Acrobatics Club
- Vol.14 Ch.295 : The Mystery Of Takahama-San's Tricks
- Vol.14 Ch.296 : The Mystery Of Masked Jobs
- Vol.14 Ch.297 : The Mystery Of Nail Art
- Vol.14 Ch.298 : The Mystery Of Lotteries
- Vol.14 Ch.299 : The Mystery Of Popularity Techniques
- Vol.14 Ch.300 : The Mystery Of Time Freezing
- Vol.14 Ch.301 : The Mystery Of Static Electricity
- Vol.14 Ch.302 : The Mystery Of Making Up
- Vol.14 Ch.303 : The Mystery Of Countdowns
- Vol.14 Ch.304 : The Mystery Of Catch
- Ch.305 : The Mystery of Forgetting Things
- Ch.306 : The Mystery of Hot Carpets
- Ch.307 : The Mystery of Snow Shoveling
- Ch.308 : The Mystery of Pressure Point Pushing
- Ch.309 : The Mystery of All the Chocolate
- Ch.310 : The Mystery of Hot Blooded Teachers
- Ch.311 : The Mystery of Roaches
- Ch.312 : The Mystery of Hinamatsuri
- Ch.313 : The Mystery of Butler Cafes
- Ch.314 : The Mystery of Payback
- Ch.315 : The Mystery of the Class Rep
- Ch.316 : The Mystery of Reference Material
- Ch.317 : The Mystery of Ultra Super Strong Growth Drugs
- Ch.318 : The Mystery of PR Videos
- Ch.319 : The Mystery of Dozing Off
- Ch.320 : The Mystery of Children's Day
- Ch.321 : The Mystery of Grademates
- Ch.322 : The Mystery of Ghosts
- Ch.323 : The Mystery of Bus Stops
- Vol.14 Ch.324 : The Mystery Of Romance Advice
- Vol.14 Ch.325 : The Mystery Of Fearing Dogs
- Vol.16 Ch.326 : The Mystery Of Photo Booths
- Vol.16 Ch.327 : The Mystery Of Cheerleading
- Vol.16 Ch.328 : The Mystery Of Still Pools
- Vol.16 Ch.329 : The Mystery Of Substitute Nurses
- Vol.16 Ch.330 : The Mystery Of Successful Magic
- Vol.16 Ch.331 : The Mystery Of Rine Ids
- Vol.16 Ch.332 : The Mystery Of Beach Houses
- Vol.16 Ch.333 : The Mystery Of Coincidental Encounters
- Vol.16 Ch.334 : The Mystery Of Abrupt Trip Changes
- Vol.16 Ch.335 : The Mystery Of Water Balls
- Vol.16 Ch.336 : The Mystery Of Late Nights
- Vol.16 Ch.337 : The Mystery Of Cats
- Vol.16 Ch.338 : The Mystery Of Club Room Treasures
- Ch.339 : The Mystery of Gym Storerooms
- Vol.16 Ch.340 : The Mystery Of Night Pools
- Vol.16 Ch.341 : The Mystery Of The Mystery Research Club’S Origins
- Vol.16 Ch.342 : The Mystery Of The Cursed Locker
- Vol.16 Ch.343 : The Mystery Of Werewolves
- Vol.16 Ch.344 : The Mystery Of Scar Stickers
- Vol.16 Ch.345 : The Mystery Of Super Spicy Ramen
- Ch.346 : The Mystery Of Manga
- Ch.347
- Vol.16 Ch.348 : The Mystery Of Bodybuilding Pride
- Vol.16 Ch.349 : The Mystery Of Western Songs
- Vol.16 Ch.350 : The Mystery Of Sleepyheads
- Vol.16 Ch.351 : The Mystery Of The Real Santa
- Ch.352
- Ch.353
- Ch.354
- Ch.355
- Ch.356
- Ch.357
- Ch.358
- Ch.359
- Ch.360
- Ch.361
- Ch.362
- Ch.363
- Ch.364
- Ch.365
- Ch.366
- Vol.18 Ch.367 : The Mystery Of The Aquarium
- Vol.18 Ch.368 : The Mystery Of Festivals
- Ch.369
- Vol.18 Ch.370 : The Mystery Of Vr
- Ch.371
- Vol.18 Ch.372 : The Mystery Of Apathy
- Ch.373
- Ch.374
- Ch.375
- Ch.376
- Ch.377
- Ch.378
- Vol.18 Ch.379 : The Mystery Of Daisuke
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