1girl, black_buruma, black_shirt, blue_archive, blue_eyes, blue_hair, blue_jacket, bottle, breasts, buruma, feet_out_of_frame, halo, hand_up, ichibi, jacket, lanyard, large_breasts, long_hair, long_sleeves, looking_at_viewer, official_alternate_costume, parted_bangs, parted_lips, partially_unzipped, ponytail, shirt, simple_background, sitting, solo, sticker_on_face, sweat, thighs, towel, water_bottle, white_background, wiping_sweat, yuuka_(blue_archive), yuuka_(track)_(blue_archive)