A booklet packaged with Harta volume 76 at select stores. It's an anthology of one-shots centering on the theme of younger sister.

A booklet packaged with Harta volume 75 at select stores. It's an anthology of one-shots centering on the theme of older brothers.

A booklet packaged with Harta volume 17 at select stores. It's an anthology of one-shots centering on the theme of beautiful boy. (Source: Natalie, translated)

[title](https://www.cmoa.jp/title/309307/) Toshihito decides to live in a shared house, and on the day he moves in, he meets a girl wearing the hoodie of his favorite streamer, but...?!

A cohabitation rom-com between a refined young lady and a bold younger boy. After losing her parents, Riko moves in with her cousin Masami, finding comfort in living with the man she’s long admired. But she soon clashes with Asagi, a cocky, outspoken younger boy also staying there. Though he irritates her, his honesty starts to shake her heart…