NihontoWatchBETANihontoWatchBETA政長
Years he was demonstrably active, proven by signed-and-dated blades
Where Masanaga stands among comparable artisans: across all of nihontō, and within tradition, era, and period. The tiers (Foremost · Leading · Major · Notable) weigh official designations from the NBTHK and Japan's Agency for Cultural Affairs, together with historical honors of lasting repute such as the Sansaku and Meibutsu-chō.
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0.00 across 1 designated works
Top 100% among smiths
1 documented provenance across certified works by Masanaga
0 works held in elite collections across 1 documented provenances
Top 47% among smiths
Raw score: 2.00 / 10
Distribution across 1 ranked works
Signature types across 1 ranked works
Other artisans of the Osafune school
Masanaga（政長） was a Japanese swordsmith of the Osafune school in Iwashiro province, active during the Kanei (1624-1644) period.
The work follows the Bizen-den tradition.