amakusa_tobari, absurdres, highres, paint.net_(medium), scan, 1girl, :d, amplifier, black_thighhighs, blush, bow, chair, classroom, curtains, guitar, holding, indoors, instrument, long_hair, looking_at_viewer, open_mouth, plectrum, red_hair, school_uniform, sheet_music, shoes, smile, solo, sunlight, thighhighs, twintails, uwabaki, window, yellow_eyes, zettai_ryouiki, , original, year_2012, 