Igarashi Futaba, Wiki

Toaru Kagaku no Railgun T – 07 – See No Evil, Hear No Evil – RABUJOI – An Anime Blog

Harumi Takeda, My Senpai Is Annoying Wiki

Senpai ga Uzai Kouhai no Hanashi – 01 – Random Curiosity

First Impressions - Senpai ga Uzai Kouhai no Hanashi - Lost in Anime

My Senpai Is Annoying Wiki

Futaba Igarashi, The Master Takeshi Wiki

Sakurai Touko - Character (117085) - AniDB

Yūto Sakurai, My Senpai Is Annoying Wiki

Does Anyone know The Name of This Side Character? : r/MySenpaiIsAnnoying

igarashi futaba and kurobe natsumi (senpai ga uzai kouhai no hanashi) drawn by shiromanta