Koichi Iida (飯田 鴻一) (May 20, 1888 – November 8, 1973) was a Japanese American businessman from Hawaiʻi.
[3] Iida was a founding member of the Honolulu Japanese Traders Union, and was elected president in 1928.
[3] In the meantime his business continued to grow until he was incarcerated in several internment camps on the continent during World war II.
[4] After he returned he worked with Daizo Sumida and Shuichi Fukunaga to revive the Chamber.
Iida was also the first president of Central Pacific Bank, which he founded alongside Lawrence Takeo Kagawa and several others in 1954.