EasyTouroku can add your URL to 1700+ Japanese and international search engines and directories within minutes.

Includes a free Japanese word processor for non-Japanese Windows, language training software, and info on reading Japanese on a western OS.

Maker of search engine optimization (SEO) software and consulting as well as online marketing.

Comprehensive overview of Japanese language software and general computing issues mainly for non-Japanese Windows and DOS platforms. A useful starting point.

Extensive and frequently updated archive of Japanese language related software. Most freely available Japanese-related software for major operating systems.