Sonnorigun (also known as P) is a mascot created by Sonnori and is also an easter egg character in both White Day: A Labyrinth Named School (2001) and a minor character in the multiplayer expansion Oh! Jaemi.
Sonnorigun appears as a bald short character with few hairs coming out of the top of his head, he wears shorts and a white shirt, he appears in the Vending machine which be be unlocking using P's Vending Machine Key and also appears on a construction sign in the New Building of Yeondu High School.
He does not appear in the remake.
- Passman is another mascot of Sonnori.
In the White Day Original, It was eventually removed but it's textures were leftover in the data files.