Hironaka

Hironaka (written 弘中 or 広中) is a Japanese surname. Notable people with the surname include:


 * Ayaka Hironaka (born 1991), Japanese TV announcer
 * Heisuke Hironaka (born 1931), Japanese mathematician
 * Kuniyoshi Hironaka (born 1976), Japanese martial artist
 * Ririka Hironaka (born 2000), Japanese track and field athlete
 * Wakako Hironaka (born 1934), Japanese writer and politician