1girl, ass, ass_focus, bent_over, blue_archive, blue_buruma, blue_eyes, blue_jacket, buruma, facial_mark, from_behind, gym_uniform, halo, jacket, long_hair, long_sleeves, melopun, official_alternate_costume, parted_bangs, ponytail, purple_hair, short_sleeves, solo, star_(symbol), star_facial_mark, thighs, yuuka_(blue_archive), yuuka_(track)_(blue_archive)