1girl, bed_sheet, black_hair, blush, braid, brown_eyes, closed_mouth, feet_out_of_frame, long_hair, long_sleeves, looking_at_viewer, low_twintails, lying, matsunaga_kouyou, neckerchief, nose_blush, on_back, original, pleated_skirt, purple_neckerchief, purple_sailor_collar, purple_skirt, sailor_collar, school_uniform, serafuku, shirt, skirt, solo, twin_braids, twintails, wavy_mouth, white_shirt