Changes

==References==  

==References==  

1) Kanzan, Sato - "The Japanese Sword"

01) Kanzan, Sato - "The Japanese Sword"

2) Kokan, Nagayama - "Token Kantei Dokuhon"   

02) Kokan, Nagayama - "Token Kantei Dokuhon"   

3) Tokuno, Kazuo - "Toko Taikan"

03) Tokuno, Kazuo - "Toko Taikan"

4) IIda, Kazuo - "Shin NihonTo Kantei Nyumon"

04) IIda, Kazuo - "Shin NihonTo Kantei Nyumon"

5) Yumoto, John M. - "The Samurai Sword"

05) Yumoto, John M. - "The Samurai Sword"

6) Souemon + Kiyoshige - "NihonTo Koza" vol. I,II,III,IV and V

06) Souemon + Kiyoshige - "NihonTo Koza" vol. I,II,III,IV and V

7) Irvine, Gregory - "The Japanese Sword"

07) Irvine, Gregory - "The Japanese Sword"

8) Fujishiro, Matsuo - Nihon Toko Jiten vol. I and II

08) Fujishiro, Matsuo - Nihon Toko Jiten vol. I and II

9) Fuller + Gregory - "Military Swords of Japan 1868-1945"

09) Fuller + Gregory - "Military Swords of Japan 1868-1945"

10) Tokyo National Museum Catalogue "Masterpieces of Japanese Art" 1990

10) Tokyo National Museum Catalogue "Masterpieces of Japanese Art" 1990