Onozuka

Onozuka (written: 小野塚) is a Japanese surname. Notable people with the surname include:


 * Ayana Onozuka (小野塚 彩那), Japanese freestyle skier
 * Hayato Onozuka (小野塚 勇人), Japanese actor
 * Takashi Onozuka (小野塚 貴志), Japanese voice actor