Mareo Ishiketa (石桁真礼生, 26 November 1916 in Wakayama – 22 August 1996) was a Japanese composer. Ishiketa was taught composition by Kan'ichi Shimofusa, and graduated in 1939 from the Tokyo School of Music.
Source: “Mareo Ishiketa”, English Wikipedia (CC BY-SA 4.0), excerpt