Tanto: Mumei(unsigned) attributted as Ecchu kami Masatoshi.
Tanto in Shirasaya(NBTHK Tokubetsu kicyo token paper: Token Shibata estimation paper)
Signature: Mumei(unsigned) attributted as Ecchu kami Masatoshi.
Shinto:Jyojyo saku ranking:Yamashiro province.
The blade was polished by good polisher.
Habaki:Silver single habaki.
Blade length : 30.3cm or 11.9inches.
Sori : 0.3cm or 0.12inches.
Width at the hamachi : 2.81cm or 1.1inches.
Kasane : 0.41cm or 0.16inches.
Era : Early Edo Azuchi Momoyama period.
Shape : The blade is wide and thick Mitsumine style.
Jitetsu :Itame had and mokume had mixed with jinie attach and chikei work.
Hamon : Niedeki gunime midare and Togari gunome midare mixed.
Boshi is sansaku style noter and turns back hamon.
Special feature : Masatoshi moved to Kyoto with his father Daido
and his brothers Iga Kami Kinmichi,
first generation Tanba kami Yoshimichi and Izumi Kami Kinmichi.
NBTHK Tokubetsu kicyo token paper
Token Shibata estimation paper
Aoi Art estimatin paper : whole Oshigata.