Arisa Ishino

Arisa Ishino is Hikari Tsutsui and Iroha Igarashi's classmate. Arisa was initially annoyed and disgusted on Tsutsui's otaku lifestyle but later on, became friends with the two and joined the gang. She is Iroha's first female friend.

Personality
She is a bit nosy and is a bad judge of character, but still friendly enough to become friends with Tsutsui and Iroha, despite their reputations.

Plot
She was one of the first friends to Hikari Tsutsui.

Mitsuya Takanashi
At first, Ishino met Takanashi after he was apologizing for all his misdeeds against Tsutsui and instantly finds him attractive. She openly shows her attraction to him much to his dismay, but after spending time with each other, Takanashi begins to care for Ishino even if he doesn't show it.