高坂 桐乃

京介的妹妹。她兼职做模特，这也是她如何设法买下那令人惊叹的手办、视觉小说和动画DVD收藏的原因。她有写作天赋，并且热爱田径。起初她对哥哥京介冷漠且不尊重，但在他发现了她的秘密爱好并给予支持后，两人逐渐变得亲密。 [来源：AniDB]

简介来自 VNDB · 由机器翻译生成

Kyousuke younger sister. She works part-time as a model, which is how she managed to purchase her most impressive collection of figurines, visual novels, and anime DVDs. She has a talent for writing, and loves track and field. She is initially cold and disrespectful towards her brother Kyousuke, but after he discovers her secret hobby and he supports her in it, they gradually grow closer [From AniDB]

简介来自 VNDB