1girl, afloat, air_mattress, arknights, arm_up, armpits, bad_pixiv_id, banned_artist, blacknight_(arknights), blacknight_(summer_flower)_(arknights), blush, breasts, brown_hair, brown_one-piece_swimsuit, brown_thighhighs, casual_one-piece_swimsuit, cherry_blossoms, cleavage, closed_mouth, creature, cyanide-whale, elbow_gloves, gloves, hand_in_own_hair, holding, holding_water_gun, horns, large_breasts, long_hair, looking_at_viewer, mole, mole_above_eye, mole_on_breast, official_alternate_costume, one-piece_swimsuit, single_glove, sitting, soaking_feet, solo, swimsuit, tassel, thighhighs, v-shaped_eyebrows, very_long_hair, water, water_gun, white_gloves, yellow_eyes