ペンタトニックでしょう
pentatonikkudeshō
1. Pentatonic, likely.; Probably pentatonic.
Noun
#670908
1. Pentatonic, likely.; Probably pentatonic.
1. it seems; I think
2. right?; don't you agree?
1. tonic
1. tonic water
1. gin and tonic
1. thiopental
1. hair tonic
1. diatonic
1. pentatonic (scale)
1. pentadecane