1girl, blazer, collared_shirt, crying, crying_with_eyes_open, guitar, hair_ornament, hairclip, hirasawa_yui, instrument, jacket, k-on!, keigi, lying, mermaid, monochrome, monster_girl, monsterification, neck_ribbon, on_stomach, open_hand, open_mouth, pink_theme, ribbon, sakuragaoka_high_school_uniform, school_uniform, shirt, short_hair, sketch, skirt, solo, tears, white_background