Description
The maker of this blade, Mitsutada, founded the Osafune school, which became the largest group of sword makers in medieval Japan. Mitsutada carved his name into the blade's tang. However, this signature was lost when the blade was shortened to make it easier to use in close-quarters fighting.
Data source
ColBase
"ColBase: Integrated Collections Database of the National Institutes for Cultural Heritage, Japan" is a service that enables a multi-database search of the collections in the four national museums (To...
Contents holder/Provider
Aggregator
National Institutes for Cultural Heritage
The National Institutes for Cultural Heritage (NICH) comprise four National Museums (Tokyo National Museum, Kyoto National Museum, Nara National Museum, and Kyushu National Museum) and two National Research Institutes for Cultural Properties (Tokyo National Research Institute for Cultural Properties, and Nara National Research Institute for Cultural Properties), as well as the International Research Centre for Intangible Cultural Heritage in the Asia-Pacific Region (IRCI) in Sakai City, for a total of seven institutions.
Last updated
July 20, 2026