Black Bird
FL can see supernatural creatures and they've started to attack her. She's saved by her childhood friend, who also turns out to be a demon/goblin who wants her for himself. Dropped ch11, left too long and couldn't get back into it. Maybe another time.
The Fox Spirit's Bride
FL meets up with an old friend but he turns out to be a wolf that wants to ravage her.
Omotenashi, Shite Ageru. - Waka Danna-sama no Yubitsukai ni Kakimidasarete
Shit summary but looks good
Ore ha Kimi Ni Yokujou shimakuru Hentai desu Yome he no Seiyoku ga Hanpa nai!
MCs get married according to their parents wishes. FL like a ML but isn't sure how he feels about her since he avoids her. Then one night his passion for her explodes
Deriheru-hime to Kuro Knight ~ Himitsu no Dorei Keiyaku
FL is left with family debts so becomes a call girl, and ML who has liked her since childhood rescues her and makes her his slave. They're falling for each other. They're bf/gf now, it's cute, not too much drama. I loved this, it was really sweet and I'm glad there was a nice happy ending.
3 Days & 3 Nights with a Shinto Priest -Aah... Isn't This Purification a Little Extreme!?-
FL is "cleansed" by ML, who is the head priest, after breaking a shrine bell. They fall for each other and she stays with him. Turns out they're childhood friends and he's been in love with her since then.
The Stars and I
FL is friends with ML but initially thought he didn't like her, but he's secretly in love with her.
I Got Married To A Villain
FL witnesses ML murder someone, and he asks her to marry him. This details the plot of the book she isekai'd into. Getting a bit bored though; dropped ch23.
H Train