ritsu means an anhemitonic pentatonic scale used in a Japanese Buddhist chant, and built up by intervals of major second, minor third, major second, major second, minor third. Lexicurio rates it Sui generis — a strength score of 100 out of 100.
Etymology
From Japanese 律 (ritsu).
noun
- An anhemitonic pentatonic scale used in a Japanese Buddhist chant, and built up by intervals of major second, minor third, major second, major second, minor third.