Voici une liste limitée de références sur l'orchestration dans la musique de kangen.

De Ferranti, H. & Narasaki, Y. A way a Lone: Writings on Tōru Takemitsu. Tōkyō: Academia Music Eds, 2002.
Garfias, Robert. Music of a Thousand Autumns: The Tōgaku Style of Japanese Court Music. Berkeley, Los Angeles: University of California Press, 1975.
Kapuscinski, J. & Rose, F.

“Japanese Traditional Orchestral Music: The Correlation between Time and Timbre.” CIM09 Proceedings, October 2009.

“Japanese Traditional Orchestral Music: The Correlation between Time and Timbre.” in La musique et ses instruments. Saint-Vallier : éditions Delatour France, 2013, pp. 261 - 270.

Le temps et le timbre dans la musique de Gagaku. Paris: L’Harmatthan, 2012.

Kishibe, Shigeo Traditional Music of Japan. Tōkyō, Japan Publications, 1973.
Miki, Minoru Composing for Japanese Instruments. Translated by Marty Regan, New York: University of Rochester Press, 2008.
Onuki, Reiko “Gagaku.”, March 2014.
Shiba, Sukehiro Score of Gagaku Japanese Classical Court Music, Volume 1, transcribed by SHIBA Sukehiro. Tōkyō: Ryūginsha, 1955.
Shōno, Sumusa “The role of listening in GAGAKU”, in Contemporary Music Review 1987, Volume 1, pp. 19-43.
Terauchi, Naoko “Beyond the Court: A Challenge to the Gagaku Tradition in the ‘Reconstruction’ Project of the National Theater.”, in Performing Japan: Contemporary Expressions of Cultural Identity. Kent, UK: Global Oriental, 2008, pp. 93-125.