toroisebzr init error

[YanoT]

bzr: ERROR: exceptions.UnicodeDecodeError: 'ascii' codec can't decode byte 0x83 in position 22: ordinal not in range(128)

Traceback (most recent call last):
  File "C:/Program Files/Bazaar/plugins\qbzr\lib\util.py", line 474, in click_handler
  File "ntpath.pyo", line 270, in isdir
UnicodeDecodeError: 'ascii' codec can't decode byte 0x83 in position 22: ordinal not in range(128)

bzr 1.14 on python 2.5.2 (win32)
arguments: ['C:\\Program Files\\Bazaar\\bzr.exe', '--command=init', '--file=D:\\Download\\dvcs-test\\\x83\\\\bzr-test']
encoding: 'cp932', fsenc: 'mbcs', lang: None
plugins:
  bzrtools C:\Program Files\Bazaar\plugins\bzrtools [1.14]
  launchpad C:\Program Files\Bazaar\plugins\launchpad [unknown]
  netrc_credential_store C:\Program Files\Bazaar\plugins\netrc_credential_store [unknown]
  qbzr C:\Program Files\Bazaar\plugins\qbzr [0.9.9]
  svn C:\Program Files\Bazaar\plugins\svn [0.5.4]

"x83" is a filepath name at japanese encoding like "ソ".

tortoisehg have no problem about this filepath.