1boy antenna_hair bags_under_eyes bare_shoulders closed_mouth collarbone commentary cropped_torso drooling english_commentary grey_background grin hair_behind_ear hair_between_eyes halftone holding knife looking_at_viewer male_focus mouth_drool multiple_views notice_lines official_alternate_eye_color omori omori_(omori) shaded_face short_hair signature simple_background smile tank_top yuusuke-kun