1girl, bad_neck, black_bra, black_panties, black_shirt, blue_archive, blush, bra, breasts, clothes_lift, halo, id_card, lanyard, looking_at_viewer, lying, medium_breasts, melt_(melt_out1), midriff, navel, official_alternate_costume, on_back, on_bed, panties, ponytail, purple_eyes, purple_hair, shirt, shirt_lift, solo, stomach, underwear, yuuka_(blue_archive), yuuka_(track)_(blue_archive)