| Spoiler warning! This section contains plot details about the novels. |
| Koudai Kamiuchi | |
|---|---|
| |
| Kanji | 神内 昂大 |
| Age | 17 |
| Gender | Male |
| Hair Color | Brown |
| Eye Color | Brown |
| Status | Deceased |
| Box Type | External |
Other Information
| |
A psychotic and bored student with an innocent look, he is Daiya Oomine's, Kokone Kirino's, and Miyuki Karino's schoolmate in middle school. He was Miyuki Karino's boyfriend, but abandoned her in a hotel. He is the real owner of Game of Idleness.
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