Most famous certification paper of Japanese Shinken sword is that made by
NBTHK[Nihon Bijutsu Touken Hozon Kyokai](The Society for Preservation of Japanese Art Swords The Japanese Sword Museum) like as follows,
But NBTHK make certification papers for Japanese sword that made by only swords-smith who already passed away.
They never make certification papers for Japanese sword that made by swords-smith who alive.
If you would like to certification paper you buy from our factory,
we are able to supply the certification paper made by Swords-smith himself that make your Japanese sword.