|This article is about a/an location in Kamen Rider Zi-O.|
Hikarigamori High School (光ヶ森高等学校 Hikarigamori Kōtōgakkō) is Sougo Tokiwa's high school.
- Sougo Tokiwa (graduated)
- Ataru Hisanaga (most likely graduated, World of Ataru only)
- Geiz Myokoin
- Takashi Owada
- Tsukuyomi's friends (World of Ataru only)
- Unnamed teacher