Kunimitsu (国光), Awataguchi school, first name Tōbei (藤兵衛), according to transmission the second son of Awataguchi Norikuni (粟田口則国), as his older brother Kuniyoshi (国吉), he borne the honorary title Sahyōe no Jō (左兵衛尉). Kinai (畿内), jōjō-saku.
This tanto was made by representative of the second generation of Awataguchi Kunimitsu.
Designated as Jūyō Token at the 26th jūyō-shinsa held on the 2d of March 1979.