Akihito Tokunaga(徳永 暁人,Tokunaga Akihito?) (born 22 September 1971) is a Japanese musical composer and arranger under Giza Studio label since 2000. Since college he worked as orchestrator, then start working as a bassist. For artists as ZARD, Mai Kuraki, B'z and many others from Being Inc. Tokunaga provided for them music and arrangements, participate in the live support for more than 15 years. Tokunaga is working as a bassist with high technology. He also participated in many chorus parts which he makes on his own. He is member of rock band doa as vocalist and bassist. Beside of this he's doing programming, is in charge of piano, organ, guitar, mandolin and percussion.