Katana in Shirasaya(NBTHK Tokubetsu Hozon Paper) Signature : Edagiku Oumi Kami Minamoto Hisamichi(2nd generation) Motte Nanbantetsu Kitae Tsukuru Kore Enkyo 5 nen Tatsu Shogatsu Hi Explanation: Used Nanban iron, at New Year's day 1748 Shinto: Chujyo Saku: Yamashiro (We divide ...