1girl, black_bra, black_buruma, black_shirt, blue_archive, blurry, bra, breasts, buruma, cleavage, depth_of_field, facial_tattoo, gym_shirt, gym_uniform, hair_between_eyes, halo, high_ponytail, holding, holding_clothes, holding_shirt, indoors, locker, locker_room, long_hair, looking_at_viewer, melreon, navel, official_alternate_costume, parted_bangs, parted_lips, purple_eyes, purple_hair, shirt, short_sleeves, sidelocks, solo, star_tattoo, stomach, sweat, tattoo, thick_thighs, thighs, underwear, undressing, yuuka_(blue_archive), yuuka_(track)_(blue_archive)