4boys, black_hair, black_shirt, blush, closed_eyes, couple, denim, english_text, given, guitar, hand_on_another's_neck, idoraad, instrument, jeans, kaji_akihiko, kiss, male_focus, multiple_boys, nakayama_haruki, neck_grab, pants, red_hair, satou_mafuyu, shirt, sweater, uenoyama_ritsuka, white_sweater, yaoi