Notes: C, D, F, G, A, and Bb - Key: C - Origin: Korea - Category: Heptatonic Scales
The C P'yongjo uses seven notes per octave. Because of this same reason it is a member of the so called Heptatonic -scales that have Seven-note (or Seven-tone). On the piano keyboard, it is made up of one black keys: Bb and five white keys: C, D, F, G, and A. This combination makes this scale - as well as the C P'yongjo 2, C P'yongjo-kyemyonjo, and C Nando-kyemyonjo - as great choices for composing or improvising Korea music.
If we take a look a the key signature of the C P'yongjo Scale we can find it has one flats and no sharps. Therefore, on sheet music you will find one accidentals on the score. The notes of this scale are: C, D, F, G, A, and Bb.