Links to Python information in Japanese
ISO 639-1 Code: ja
Learning Python by Mark Lutz and David Ascher is available in Japanese translation.
The Python Pocket Reference has been translated as well.
JunichiSuzuki <jun-sk NO SPAM AT magical DOT egg DOT or DOTjp> wrote a series of articles concerning Python for the Japanese edition of Doctor Dobb's Journal.
blog - serial connection
blog - Fuse