Time River is a studio album by Miho Hazama and her chamber orchestra m_unit, released in September 2015.

When Miho was introduced from Gil Goldstein about his video of accordion quartet via email, she noticed and felt similarity.

In the title track "Time River", another guest, Joshua Redman is playing.

At the end of this album, a track of American rock supergroup A Perfect Circle, "Magdalena", is included.

Miho Hazama had been playing tracks of A Perfect Circle in her cover band, when she was a senior high school student, and her favorite track was "The Hollow" in album Mer de Noms.