Katana markings

[Alex Madrigal]

I acquired a katana sword it has japanese markings on one side ten characters and on the other side it has 045 number stamped does this number signify production number or someone's collection Identifying number

 

[4dough]

Consider reaching out to Paul Martin. He's the expert

 

[Triton]

I acquired a katana sword it has japanese markings on one side ten characters and on the other side it has 045 number stamped does this number signify production number or someone's collection Identifying number

If you would like opinions you are going to have to post pictures, the description so far is way to generic for anyone to tell you much of anything.

 

[NihontoEd]

Need photos in order to help. ??

 

[James-Tay]

Hello, have a look and ask on this site : https://katanaempire.co.uk/ most of them are experts, so they may be able to answer your question.