gagaku of Indian origin
Archaic term for a category of gagaku (court music) pieces believed to have Indian origins. Rare in modern usage; mainly encountered in historical or musicological contexts.
See also: 雅楽
Tenjikugaku is a type of gagaku, referring to old musical pieces said to originate from India.
From 天竺 (Tenjiku, 'India', archaic name) + 楽 (gaku, 'music'). The exact historical derivation is uncertain; the term reflects the traditional classification of gagaku pieces by supposed geographic origin.