|Yamashita Kumi山下 久美O|
|Measurements||Height: 142cm, Bust-Waist-Hips: 68-52-66cm|
|Hair||Blunt Bangs, Brown, Shoulder-length|
|Body||Kid, Pale, Short, Slim, Small Breast Sizes, Younger Appearance|
|Clothes||Cardigan, Headband, Miniskirt, Ribbon Hair Accessory, Ribbon Tie, Stockings|
|Visual novels||Side character - Hanasaki Work Spring!|
|Voiced by||Matsuda Risa|
Sometimes mistaken for a student due to her appearence, she is the teacher in charge of the protagonist's class.