1girl, ahoge, alternate_costume, arcueid_brunestud, blonde_hair, blush, breasts, cleavage, collarbone, dress_shirt, grey_background, hair_intakes, large_breasts, long_sleeves, looking_at_viewer, one_eye_closed, open_mouth, red_eyes, rubbing_eyes, shirt, short_hair, sitting, sleepy, solo, teeth, thighs, tongue, tsukihime, vent_vert_(kuuya), white_shirt