1girl, alternate_costume, bananafish1111, blue_archive, blue_eyes, blue_hair, blush, clothes_lift, cowboy_shot, halo, letterboxed, lifted_by_self, locker, locker_room, looking_at_viewer, midriff, navel, open_mouth, purple_eyes, purple_hair, skindentation, solo, stomach, sweatdrop, thighs, two_side_up, undressing, yuuka_(blue_archive), yuuka_(track)_(blue_archive)