1girl, armpits, arms_up, barefoot, bikini, blue_archive, blue_sky, breasts, clothes, clothing_aside, cloud, day, eyewear_on_head, frilled_bikini, frills, from_below, hair_flaps, halo, hifumi_(blue_archive), hifumi_(swimsuit)_(blue_archive), kittenlochen, kneeling, legs, light_brown_hair, long_hair, looking_ahead, looking_up, low_twintails, midriff, military, military_vehicle, motor_vehicle, official_alternate_costume, on_one_knee, open_mouth, peroro_(blue_archive), ribbon-trimmed_bikini, ribbon-trimmed_swimsuit, ribbon_trim, side-tie_bikini_bottom, sky, small_breasts, solo, sunglasses, sunlight, swimsuit, tank, teeth, thighs, toenails, toes, twintails, vehicle_interior, white_bikini, yellow_eyes