Wakizashi in Shirasaya(50th NBTHK Juyo Paper)
Signature : Mumei (Nobukuni)(1st generation)
(We divide 4 sections for each sword as Saijyo saku, Jyojyo saku
Jyo saku and regular saku)
This Mumei (Nobukuni) belongs to Saijyo saku ranking.
The blade was polished.
Blade length : 36.9 cm or 14.52 inches.
Sori : 0.9 cm or 0.35 inches.
Mekugi : 3
Width at the hamachi : 3.46 cm or 1.36 inches.
Kasane : 0.33 cm or 0.12 inches.
Era : Nanbokucho period, Enbun(1356-1360) to Jyoji(1362-1367)era
Shape : Wide and a little thin Mitsumune Wakizashi. The Nakago is short.
Jitetsu : The mixture of Itame Hada and Oitame Hada.
There are Chikei, Mizukage Utsuri abd Nie Utsuri.
Hamon : Ko-Notare and Gunome Midare. There are wide Ashi, Kinsuji,
Sunagashi and Yubashiri. The Jigane is thick.
Boshi is Notare and Midarekomi small round Hakikake shape.
Engraving: Hi, Sanskrit character and Ken.
Special feature : It was said that the 1st generation of
Nobukuni is a student of Soshu Sadamune. But it is said that he is a member of Rai school.
This Wakizashi is Mumei(unsigned). The blade is typical Enbun or Jyoji style.
This is magnificent Nanbokucho Wakizashi.
50th NBTHK Juyo Paper
Aoi Art estimation paper : whole Oshigata.