JAPANESE DAGGER (TANTO).Koto period (Pre 1600). Fully mounted, no kodzuka or menuki. Blade: hira-zukuri (flat, no ridge line), bo-hi (wide grooves on blade) both sides, temper not visible. Nakago (tang): Ubu (not cut), mei (signature): Kane-Haru - 11 7/8 in., 30 1/5 cm. Estimate $350-550