![Kotone Shirakawa](https://cdn.noitatnemucod.net/thumbnail/400x400/100/57c47d0b0a424a69daffb991f707a467.jpg)
Kotone Shirakawa
白河 琴音
Kazushi's sister and Ayane's childhood friend.
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Overflow (TV ver.)
Main (Role) TV
![Kadowaki, Mai](https://cdn.noitatnemucod.net/thumbnail/100x100/100/eb3e6a2552ffe34a7cf154518ef4d1b4.jpg)