Added Japanese test vectors

bip-0039.mediawiki

@@ -117,6 +117,9 @@ will make the desired wallet available.
 
 See https://github.com/trezor/python-mnemonic/blob/master/vectors.json
 
+Also see https://github.com/bip32JP/bip32JP.github.io/blob/master/test_JP_BIP39.json
+(Japanese wordlist test with heavily normalized symbols as passphrase)
+
 ==Reference Implementation==
 
 Reference implementation including wordlists is available from