2boys, ahoge, arm_up, bangs, black_hair, black_jacket, black_scarf, blood, blood_on_clothes, buttons, checkered, checkered_neckwear, checkered_scarf, closed_eyes, comic, cropped_torso, emphasis_lines, falling, from_behind, grey_jacket, hair_between_eyes, jacket, long_sleeves, looking_at_another, multicolored_hair, multiple_boys, nosebleed, open_mouth, pale_skin, pink_blood, scarf, short_hair, speech_bubble, striped, striped_jacket, sweatdrop, white_scarf