1boy, abs, arm_at_side, black_hair, black_pants, black_shirt, collar_x_malice, collarbone, facing_to_the_side, grey_towel, long_bangs, looking_at_viewer, male_focus, muscular, muscular_male, nipples, open_clothes, open_shirt, pants, pectorals, pink_eyes, shirt, short_hair, sketch, sleeves_past_elbows, solo, sorata_(usausa), towel, towel_around_neck, twitter_username, wet, wet_hair, yanagi_aiji