Tokyo's District Court has ruled that bitcoin is "
not subject to ownership", with a judge informing a plaintiff he could not claim for bitcoins lost in the Mt Gox collapse.
Judge Masumi Kurachi stated that, due to their intangible nature and reliance on third parties,
bitcoins cannot be covered under existing law.
Mark ... this kind of crap that kills Bitcoin . just like Silk road or any other Darknet market
Check more and read fully here :
http://www.coindesk.com/tokyo-court-bitcoin-not-subject-to-ownership-2/If you look into it thats not really what it says. What it really means is that because bitcoin is fungable you can't lay claim to any particular btc. Likely ruled to help the Japanese bankruptcy official able to liquidate holdings to JPY and pay out that way.