Sui-chan to Love Love Dousei Ichaicha H - A book about sweet cohabitation and lovey-dovey lovemaking with Suisei (Hoshimachi Suisei)
Isekai Tensei Shitara Okaa-san to Kekkon shite Koubi Suru no ga Gimu da | Reincarnated in Another World, it’s Your Duty to Marry and Mate with Your Mother!
Inran Onna Kyoushi no Doutei Sotsugyoushiki | The Slutty Female Teacher's Virginity Graduation Ceremony