Yoake no Uta
When Alto is a kid, he becomes attached to the nearest Kannagi and starts serving him even though everyone else in the village is afraid. Over time, the curse on the Kannagi appears to be lifting, and the two start to fall in love. At the same time, they try to uncover the secret of their island, why the Kannagi are left to die young, why the black sea is such a dangerous force, etc.
Housekeeper in a Dungeon
MC is suddenly pulled into a dungeom one day and given the title "housekeeper". She manages to survive with skills that help her make food & sleeping arrangements, and upon leaving the dungeon secures a position as part of the #1 guild's cleaning crew. Apparently, the top hunter is extremely sensitive to sound/taste/etc., so he asks the MC to become his personal employee.
My Villain Fiancé is Interfering With My Flowery Path
FL reincarnates into villainess who is replaced by the true Saint, but it turns out both are Saints so the original bad ending doesn't come to pass. ML is a yandere and a bit stupid but still better than other leads out there.
Screw the Noble Life, I’m Going Home
After winning the lottery, mc takes the place of a frail and meek noble lady. While she ultimately wants to go home and claim her lottery winnings, she grows attached to her new family and tries to set them up for success before leaving.
I Raised an Obsessive Servant
Cute story about an MC who dies and reincarnates as the villainess. She picks up a magician who was supposed to be part of the FL's arsenal and they fall in love. There's no pussyfooting in terms of the romance, however the story still moves pretty slowly and follows common tropes. Still cute tho.
The Hunter Wants to Live Quietly
MC was once the top ranked hunter, presumed dead after the rift he was in disappeared. However, it actually spat him back out 8 years into the future and he decided to live a more normal life as a staffer at a soup shop. The new top-ranked hunter takes an interest in him, however, and wants to team up with him against a hidden drug distributor.
Dad is a Hero, Mom is a Spirit, I'm a Reincarnator
Pretty much what the title says; MC is a Mary Sue but somehow the plot stays interesting.
Substitute Mobs Cannot Escape
MC reincarnates into a mob chara and tries to use his novel knowledge to steal the ML's achievements and fiancee (this isn't shown). When his knowledge runs out, his fiancee ditches him and the ML jumps on the opportunity to claim him.
The Beast Tamed by the Villainess