1girl, black_one-piece_swimsuit, brown_eyes, closed_mouth, clothes_lift, feet_out_of_frame, knee_up, long_sleeves, looking_at_viewer, lying, old_school_swimsuit, on_back, one-piece_swimsuit, original, purple_hair, sailor_collar, school_swimsuit, school_uniform, serafuku, shadow, shibacha, shirt, shirt_lift, simple_background, sleeves_past_wrists, solo, striped, striped_thighhighs, swimsuit, swimsuit_under_clothes, thighhighs, tongue, tongue_out, two_side_up, white_background, white_sailor_collar, white_shirt