Koto is a name used by several artists, including: 1. An italo disco act founded in the 80s. 2. KOTO, a Japanese solo idol who performs with an electropop sound. 3. KOTO (real name: Koto Kate Hachiya), a Japanese singer-songwriter who debuted in 2005 with Universal Music. 1: Koto represents the sound of the early Italo Disco era from the 80s with his melodic synth driven dancetracks. Originally, Koto was a duo of composer Anfrando Maiola and producer, late Stefano Cundari.