Masaichi Kaneda was a Japanese professional baseball pitcher of Zainichi Korean origin, one of the best-known pitchers in Japanese baseball history, and is the only Japanese pitcher to have won 400 games. He was inducted in the Japanese Baseball Hall of Fame in 1988.

Koreans in Japan comprise ethnic Koreans who have permanent residency status in Japan or who have become Japanese citizens, and whose immigration to Japan originated before 1945, or who are descendants of those immigrants. They are a group distinct from South Korean nationals who have immigrated to Japan after the end of World War II and the division of Korea.