The "Ensemble Nipponia" is a traditional Japanese instrumental ensemble, formed in 1964. The repertory focuses on newly composed works for traditional Japanese instruments by the composers Minoru Miki and Katsutoshi Nagasawa.
The group's official English name is Pro Musica Nipponia.
This one shared here is a 1995 re-edition from the original 1980's L.P. that was recorded October 1978, at the American Academy of Arts and Letters, New York.
The zip includes full artwork and inlay pages with history and information about "Ensemble Nipponia".