Original, complete, unaltered tang (nakago).
Found on http://www.shibuiswords.com/glossary.htm


[album] Ubu (stylised as UBU) is the debut album of Japanese musician Yojiro Noda, vocalist for the rock band Radwimps, under the solo name Illion. It was released on February 25, 2013, in the United Kingdom and Ireland, with releases in Japan and continental Europe following in March 2013. ==Background== Noda had worked together with Radwi
Found on http://en.wikipedia.org/wiki/Ubu_(album)
No exact match found