Razzberry Jazzberry Jam is an animated children's television show about music. All of the characters are anthropomorphic musical instruments. In each episode a special guest arrives at "The House of Jam" and the band learn about that guest and a new song that features that instrument. Each episode also has two live action components wherein children learn about musical concepts with real musicians and real instruments. The animation is done with Adobe Flash.

Sawamura Matsugorou is a shamisen player of legendary talent. Upon his death, his grandson, Sawamura Yuki, lost his ability to play. Having lost his beloved sound, Yuki finds himself in Tokyo in search of a new sound to love. Tachimura Yuna, who works at a club, hooks him up with a gig to play there as a warm up act. Yuki imbues the sound of his shamisen with his many thoughts and feelings he has of others, still searching for his own sound and his own feelings.