Rule 34 Dev - 1boy au_(d_elete) black_collar closed_mouth collar collared_jacket collared_shirt from_above greyscale hair_between_eyes higekiri_(touken_ranbu) jacket light_smile looking_at_viewer male_focus medium_hair monochrome open_clothes open_jacket sanpaku shirt simple_background solo touken_ranbu twitter_username upper_body|21858607836