take your pick (but rainbow city the best one)
https://www.mangago.zone/home/mangalist/2854425/
also try,
the boundary of fragrance
night of the unmarked
crucial point
stakeout
hwang young's misery
big apple
secretary to stage
into the thrill
night of london
overclock
Full moon alchemist
Neon sign amber
Pink heart jam
Yoiyoi monologue
Leave Room For Love
Don't Mix Business with Pleasure!
Half of me.
The Professor's Double Life
Punch drunk love
Part-time partner.
Private Scandal.
Exclusive No-Love Zone.
Untouchable.
Celestial
The Crescent Scholar
Zero at the bone
Plum Blossom Shade (kinda)
Touch up
Projection
Into The Horizon
Between the stars ( I think)
I Have Money!
Shining Summer
The Path Where the Forsythia Fell
https://www.mangago.zone/read-manga/motomete_yamanai/
https://www.mangago.zone/read-manga/paint_love_and_the_colors_will_bloom/
https://www.mangago.zone/read-manga/hayama_sensei_no_dakimakura/
https://www.mangago.zone/read-manga/fruit_gateau_au_chocolat/
https://www.mangago.zone/read-manga/kore_wa_kitto_yume_no_naka_no_kiss/
https://www.mangago.zone/read-manga/we_re_still_in_the_spring_of_life/
https://www.mangago.zone/read-manga/eigyou_nika/
https://www.mangago.zone/read-manga/first_night_with_my_beloved/
https://www.mangago.zone/read-manga/tonari_no_otoko/
https://www.mangago.zone/read-manga/koi_ga_ochitara/
https://www.mangago.zone/read-manga/koi_ga_michitara/
https://www.mangago.zone/read-manga/from_green_kitchen/
https://www.mangago.zone/read-manga/the_last_step_on_the_way/
https://www.mangago.zone/read-manga/kizuato_ni_kuchizuke/
https://www.mangago.zone/read-manga/joou_to_shitateya/
https://www.mangago.zone/read-manga/practiced_liar/
https://www.mangago.zone/read-manga/how_far_is_my_dream_allowed/
https://www.mangago.zone/read-manga/my_influencer_boyfriend/
https://www.mangago.zone/read-manga/glasses_cloth_and_playlist/
Pls recc an underrated yaoi!