The famous short sword Atsushi Toshiro is a work known as 'yoroi doshi' that features especially thick layers, with its initial layer exceeding one centimeters in thickness.
名物厚藤四郎（あつしとうしろう、短刀）は「鎧通し」と呼ばれる特に重ねの厚い作品で、元重ねは1cmを超える。