Nosaka

Nosaka is a Japanese surname. Notable people with the surname include:


 * Akiyuki Nosaka (1930–2015), Japanese novelist, singer, lyricist, and former member of the House of Councillors
 * Keiko Nosaka (born 1938), prominent Japanese koto player, specializing in contemporary music
 * Koken Nosaka (1924–2004), Japanese politician
 * Sanzō Nosaka (1892–1993), the co-founder of the Japanese Communist Party