Asahi.com has a feature about several developers who've pioneered the growth of Linux in Japan. "According to IDC Japan, a research firm that
monitors the performance of information technology
(IT) companies, Linux purchases account for for 7.8
percent of all OS products used by servers (central
computers) in Japan.
But that figure belies Linux's phenomenal market
expansion, with the latest statistics showing
year-on-year growth of 144 percent."