kusanagi koyori, lowres, 1girl, black eyes, black hair, blunt bangs, blush, book, breast rest, breast slip, breasts, bursting breasts, can, collarbone, female focus, glasses, hand on own cheek, hand on own face, hands up, holding, holding pen, hot, huge breasts, large breasts, long hair, looking to the side, looking up, matching hair/eyes, nipple slip, nipples, oekaki, pen, shouji, sliding doors, solo, sunset, tan, tanline, tatami