Hisataka Nishimori studied composition through the undergraduate and postgraduate programs at Okinawa Prefectural University of Arts. From 2012 to 2015, he participated in summer master courses at Accademia Musical Chigiana in Italy, and received Diploma di Merito (diploma for most-valuable participants) twice.
He received the 1st prize in Concorso Internazionale di Composizione Musicale "MUSICA E POESIA TRA ITALIA E GIAPPONE" (2015), received the 2nd prize in ACL Young Composers Award Competition in the 34th ACL Conference and Festival (2016), and many other awards.Also his piece has selected at the ISCM World Music Days 2017 (Canada).
From 2015, he started to study and create the music for classical guitar, and he was in charge of the assigned piece for the guitar ensemble on Osaka Guitar Summer 2021 which was produced by Shin-ichi Fukuda.
He has studied composition under Harue Kondoh, Giorgio Bttistelli, and Salvatore Sciarrino.