| Katanas |
 |
| A work by Shinkai Inoue (1674), Tokyo National Museum |
 |
| A work by Motoshige Bizen (14 Century), Tokyo National Museum |
 |
| A work by Daijyoukunimichi Dewa, (17 Century), Tokyo National Museum |
| Back to Author of CancerTheory.jp |
| Katanas |
|
| A work by Shinkai Inoue (1674), Tokyo National Museum |
|
| A work by Motoshige Bizen (14 Century), Tokyo National Museum |
|
| A work by Daijyoukunimichi Dewa, (17 Century), Tokyo National Museum |
| Back to Author of CancerTheory.jp |