Kana Arima/Relationships

Aquamarine Hoshino: She started acting with Aqua since she was 4 years old, when he acted with her in the first time, she was absolutely amazed, she met him again in high school and became friends with him, she also secretly developed romantic feelings for him.

Ruby Hoshino: She is Aqua's twin sister and also her partner, Ruby misheard her nickname "A Genius Child who would Flick a Crying Switch" into "A Genius Child who would Lick a Flying Snitch" which made Kana mad, Ruby and Kana later became partner idols. She dislikes Ruby's intense personality but also admired her for her bubbling personality and her ability to live as she wanted.

Kichijouji Yoriko: She is the author of "Sweet Today", the manga that was adapted into a TV-series with Kana as the female lead. As a fan of the manga, Kana admires her and was sad about the disappointing adaptation she was part of. Yoriko holds Kana in high regard for being one the two (second being Aqua) that saved the adaptation in her eyes and are on friendly terms.