1girl, d, armpits, arms_up, ball, beachball, bikini, blue_archive, blue_sky, breasts, cloud, cloudy_sky, collarbone, datemegane, frilled_bikini, frills, hair_between_eyes, halo, hifumi_(blue_archive), hifumi_(swimsuit)_(blue_archive), lens_flare, light_brown_hair, long_hair, looking_at_viewer, low_twintails, navel, official_alternate_costume, open_mouth, peroro_(blue_archive), ribbon-trimmed_swimsuit, ribbon_trim, sidelocks, sky, sleeveless, small_breasts, smile, solo, spaghetti_strap, stomach, sunlight, swimsuit, twintails, white_bikini