Originally Posted by
dan_pdx
Most of those were modern blades that were made specifically for the military to issue to officers, but some were family heirlooms. Either way, people have had some success in finding the families of the officers that carried them and returning them. I guess there's some kind of registry in Japan of the military-issued blades; I'm not sure how it would work for the heirloom variety, but presumably there's some information on the tang that would help. Not saying this is something that you absolutely need to do - I understand that it's become a family heirloom for your family now - but it would make a hell of an interesting detour for your next trip to Hokkaido. "My vacation? Pretty good, I guess: 5 days skiing pow in Hokkaido and 2 days in Tokyo drinking sake with this Japanese family."