He is Tomoko's first year
homeroom teacher (担任教師 tannin-kyōshi?) . His name is currently unknown, and he has not reappeared in recent chapters.
Not much is known about him, but he seems to be fairly normal, friendly, and polite.
- Volume 01: Chapters 2, 4
- Volume 02: Chapter 12
- Volume 03: Chapter 19
- Volume 08: Chapter 77
- Volume 11: Chapter 109
He is Tomoko's homeroom teacher in her first year.
- "Okay, you will now fight each other to the death." In Tomoko's imagination
|Female Characters||Tomoko Kuroki | Yū Naruse | Mrs. Kuroki | Kotomi Komiyama | Megumi Imae | Kiko | Ogino | Yuri Tamura | Masaki Yoshida | Mako Tanaka | Emiri Uchi | Hina Nemoto | Akane Okada | Asuka Katō | Shizuku Hirasawa | Akari Iguchi | Sayaka | Koharu Minami | Hikari Itō | Futaki | Miyazaki|
|Male Characters||Tomoki Kuroki | Mr. Kuroki | Kakinuma | Yoshinori Kiyota | Kosaka | Hatsushiba | Suzuki | Jun Ishimine | Homeroom Teacher | Art Teacher | Aomatsu | Yocchan | Nico Tanigawa | Wada|
|Manga Volumes||01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14|
|Anime Episodes||01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | OVA|