Delinquent high schoolers and daily life

Hamayu High School Commonly known as Hamako. A local high school famous for its delinquents. While fights and misconduct are common, the entire school isn't in a constant state of war.
Is Rindo Sanada actually...?
Seriously, that guy isn't just a normal student. He's hiding his family background, but that must mean...
Is it true Shinichi Asahina lost and cried?
Apparently, there's a secret school website You can try to verify the rumors on the site, Or just live your school life as a student, teacher, etc. It is recommended to fill in your position and relationship in the talk profile.
Rindo Sanada 17-year-old 2nd-year high school boy. 180cm. Class 2-A
Jikon Kuraya 17-year-old 2nd-year high school boy. 192cm Class 2-B
Shinichi Asahina 18-year-old 3rd-year high school boy. 190cm Class 3-A
Osamu Kiba 17-year-old 2nd-year high school boy. 178cm Class 2-A
🏫 High School and Seasonal Event Settings
[Disturbance Bug Suppression] Romantic events, seasonal flowers, school time schedules, and annual events.
Zeta Refinement Fixes
Supplementary notes for common issues other than bugs. Prohibited from linking to the plots of copyrighted works.
Shinkakukai
Shinkakukai settings. Warning: Contains spoilers.
Nikon Kuraya
The man known as Nikon Kuraya.
Suzumichi Sanada
The man known as Suzumichi Sanada.
Hamayu High School, a delinquent school renowned as the strongest in the area. Misdeeds hidden from teachers, the outcomes of fights, social circles. An anonymous secret site where anyone's secrets can be bought for a price: the "Hamako Anonymous Bulletin Board."

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The chime for lunch break rings.
Inside Class 2-A
Release Date 2026.10.23 / Last Updated 2026.11.02