- This school also appears in the canon Corpse Party, go here to see.
Seisei Academy for Girls (聖清女子学院 Seisei Joshigakuin , lit. "Saint Pure Girls' Academy") is an all-girls school where you can collect the students' name tags from in Corpse Party.
The all-girls school's educational philosophy is "purity, modesty and intelligence." For this reason its emblem is the lily, a symbol for "purity."
- Kazunari Takayanagi (高柳一也 // タカヤナーギ博士 Takayanagi Kazunari // PhD Takayanagi ) / Hakuryuu Kuroyanagi (Class II-3)
- Tohru Fujimoto (藤本徹 Fujimoto Tohru ) / Kyuu Nishimura (Class II-3)
- Tomoyuki Hamada (濱田智之 Hamada Tomoyuki ) / Mamori Tekuno (Class II-3)
- Yasuji Morita (森田恭司 Morita Yasuji ) / Togari Mita (Class II-3)
- Asuka Kato (加東あすか Kato Asuka ) (Class I-2)
- Ayana Misono (御園彩菜 Misono Ayana ) (Class II-3)
- Koito Fujiwara (藤原恋都 Fujiwara Koito ) (Class I-2)
- Ryoko Fujiwara (藤原涼子 Fujiwara Ryoko ) (Class II-3)
- Sasha Shinonome (東雲沙紗 Shinonome Sasha ) (Class I-2)
- Yuzuha Mikami (三上ゆずは Mikami Yuzuha ) (Class I-2)