NihontoWatchBETANihontoWatchBETA定次
0.00 across 1 designated works
Top 100% among smiths
Distribution across 1 ranked works
Signature types across 1 ranked works
Sadatsugu（定次） was a Japanese swordsmith of the Ayanokoji school in Yamashiro province, active during the Gentoku (1329-1331) period.
The work follows the Yamashiro-den tradition.
Designated works by Sadatsugu include 1 Jūyō.