1girl animal_ear_fluff animal_ears bangs blue_archive blue_eyes blush flower gym_shorts gym_uniform hair_flower hair_ornament hairband halo highres jacket kachua_(kachua_l) kneehighs lanyard long_hair mari_(blue_archive) mari_(gym_uniform)_(blue_archive) multicolored_clothes multicolored_jacket navel official_alternate_costume open_mouth orange_hair panties pantyshot ponytail shorts sitting socks solo sweat track_jacket two-tone_jacket underwear white_flower white_hairband white_panties white_socks