microsoft, microsoft windows, os-tan, silverlight
7-tan, aizawa hikaru, madobe nanami
regdic
2girls, blonde hair, blue eyes, blue hair, blush, bow, breasts, collared shirt, fingernails, grabbing, grabbing another's breast, grabbing from behind, hair ornament, hairband, hairclip, long hair, medium breasts, multicolored eyes, multiple girls, musical note, shirt, short hair, surprised, surprised arms, sweat, twintails, upper body, yuri
commentary request