Hinawa Ju (Matchlock gun/Arquebus)
Mei (Signature) : Mumei
Maximum length : 56.0 cm or 22.04 inches
length of barrel : 25.0 cm or 9.84 inches
Koukei (Caliber) : 1.0 cm or 0.39 inches.
Era : Middle to late Edo period.
Special feature : This gun is small size like pistol.
In Japan, small size matchlock guns are very few and precious.
Aoi Art estimation paper