The circle indicate the time we are discussing in this section
Sugata (Style 姿)
1. Slightly longer than Takenoko-zori (usually 10 inches long). Hirazukuri shape. The width became a little wider than middle Kamakura period tanto. ( Those are all described in 13 Tanto Middle Kamakura period).
2. Chukanzori (back of the sword is straight), Hirazukuri wide Mihaba (width) with the meaty surface, Fukura kareru.
3. Saki-zori (top part bend to back), Hirazukuri Fukura Kareru. (refer 9 Middle Kamakura – Yamashiro school)
Hi (樋)and engravings(彫刻)————-Often Hi (groove) is on Mune side, sometimes Ken (spear) and Bonji (Sanskrit) are curved inside wide Hi. (Refer 13 Tanto Middle Kamakura period for Hi, refer 9 Middle Kamakura- Yamashiro school).
Hamon (tempered line 刃文) ————- Hamon is almost same as the Late Kamakura period sword. (refer 15 Late Kamakura Period (2) Some Tanto may have wide Hamon and others may have narrow Hamon. Often see the Tanto with the narrow Hamon at the bottom, wider Homon at the top, widest and most showy around Fukura area.
Jitetu (the area between Hamon and Shinogi 地鉄) ——-Jitetu is superior. Lot of Ji-nie (Nia work on Jitetu ) and Yubashiri and Chikei
Late Kamakura Period Early Soshu Den (style) Sword Smiths
Soshu den (school) ——————–Yukimitsu (行光), Masamune (正宗), Sadamune (貞宗) Yamashiro Den (school)———————–Rai Kunitsugu (来国次), Rai Kunimitsu (来国光) Yamato Den (shool) —————————————————- -Taema Kuniyuki (当麻国行) Ettchu Province ———————————————————- Ettsu Norishige (越中則重) Chikuzen province————————————————- Chikuzen Samoji (筑前左文字)