1girl, air_bubble, animal_ear_fluff, animal_ears, black_sailor_collar, black_serafuku, black_shirt, black_skirt, bright_pupils, bubble, cat_ears, cat_girl, long_sleeves, looking_at_viewer, monochrome, neckerchief, original, pale_skin, parted_lips, red_eyes, saaal653, sailor_collar, school_uniform, serafuku, shirt, skirt, solo, spot_color, straight-on, underwater, upper_body, v-shaped_eyebrows, v_arms, water, white_neckerchief, white_pupils