最终幻想IX
In 2000, Hamaguchi composed the "Megumi no Daigo" film and the "Dinozaurs" anime series, the latter with Imagine colleague Akifumi Tada. He provided orchestrations to "Final Fantasy IX"s full motion video music, featured in "Final Fantasy IX Original Soundtrack PLUS", and an arrangement of the theme song "Melodies of Life"; he also created another Piano Collections album to the game. Hamaguchi collaborated with Uematsu to create music for the animated film ' and the 2001 anime series ', which also featured compositions by Tada.