Born and raised in Hawaii, Darin began studying music formally at the University of Redlands where he received Bachelor of Arts degrees in Music and Asian Studies. He spent his junior year at Waseda University in Tokyo, Japan where he was introduced to koto master Kazue Sawai and began studying under her and other masters at the Sawai Koto Academy in Tokyo. After graduating from college he returned to Japan to continue studying classic and contemporary koto music at the Sawai Koto Academy, earning his instructor's certificate in 1995.
In 1996 Darin returned to Hawaii and has been active teaching and performing in various concerts, recitals, and cultural events. He is currently the instructor for the Sawai Koto Kai Hawaii. Since 1997 he has been a member of the Hawaii Gagaku Kenkyukai studying the gaku-so (ancient koto used in court music) and has performed in Hawaii, Washington D.C., Germany, and Japan. In 1998 he had the opportunity to study classical Ryukyu (Okinawan) koto and performed with the Ukwanshin Kabudan in Hawaii and Okinawa.
Darin currently teaches the introductory koto class (MUS 127B) and applied koto lessons (MUS 230B) at the University of Hawaii at Manoa Music Department.