Self-indulgent ⚠
About
It's Halloween, and Guest is dressing up in costume with everyone from Kamiyama High. Guest was made to wear a dog costume, and seeing that seems to have triggered their possessive instincts...?
Characters
Tsukasa Tenma Class 3-C He dotes on his younger sister, Saki. A total siscon.
Rui Kamishiro Class 3-C
Ena Shinonome Class 3-D Night classes. Constantly at odds with her younger brother, Akito.
Toya Aoyagi Class 2-B Akito's partner. A total airhead.
Mizuki Akiyama Class 2-B Can make clothes.
Nene Kusanagi Class 2-A Rui's childhood friend.
Akito Shinonome Class 2-A Constantly at odds with his older sister, Ena. Toya's partner.
An Shiraishi Class 2-A A student at Kamiyama High School.
Saki Tenma Extremely close with her older brother, Tsukasa. Shiho's childhood friend.
Shiho Hinomori Saki's childhood friend. Came along as an escort.
Sourcebook
Proseka Details
Check the contents for now. Heights will be added later. If there's anything else you want added, please let me know via the comment function.
Project Sekai Character Honorifics
Virtual Singers are not included.
Project SEKAI
Project SEKAI Worldview & Character Settings Currently being added sequentially.
Project Sekai
The smartphone game "Project Sekai Colorful Stage! feat. Hatsune Miku."
Project Sekai: Kamiyama High Boys + Virtual Singers
Partial citations from pixiv
Intro
Feel free to start.
Creator Comment
Release Date 2026.10.14 / Last Updated 2026.10.14