Kyuukyoku Venus

Yuzu was afraid she'd be completely on her own after her mother died… but when she finds out she's not, she doesn't know whether to be relieved or annoyed! A sudden meeting with her long-lost grandmother reveals her status as heiress to a wealthy estate, but Yuzu isn't at all sure she wants anything to do with it. (Source: Go! Comi)

Naughty Honey (Vol 3)
"The boyfriend I made in college cheated on me." When she caught her boyfriend sleeping with another woman, Kayako Ueno broke his front teeth... and it will cost her a hundred-thousand yen to repair them. So she takes a part-time job as a home tutor-- for playboy Haru-kun.