NihontoWatchNihontoWatch是友
Where Koretomo 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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Other artisans of the Aoe school
Koretomo（是友） was a Japanese swordsmith of the Aoe school in Bitchu province, active during the Early Kamakura (1207-1211) period.
The work follows the Bizen-den tradition.
Designated works by Koretomo include 1 Tokubetsu Jūyō, 3 Jūyō.