|Hair||, Blond, Blunt Bangs, Straight, Waist Length|
|Eyes||, Hosome, Red|
|Clothes||, Bunny Dress, Eyepatch, Military Uniform, Miniskirt|
|Role||, Comrade, Gang Leader, Rabbit|
Side character - Umineko no Naku Koro ni Chiru
|Voiced by||Hirota Shion|
Chiester 00 is a member of the Chiesters Sisters Imperial Guard Corps, which serves Pendragon, 00 has the position as their calm and composed leader. However, while that is the position demanded of her, she actually has a weaker composition. 00 excels in reconnaissance and as an advance guard, possessing extreme supremacy in encounters. However, her excess fighting power is criticized as being inhuman, and it is not rare for her to be lynched and abused when she surrenders on the battlefield. Her one eye silently tells of that.