This is a renewal model of the SU-21SP introduction to the complex harmonica
The harmonica design and ease of blowing, and the case is newly made with a semi-hard case
There is a position mark on the mouth where the "d" is placed, so it is an estimate when finding the sound of the first blowing
All 8 tones: C, C#, G, G#, A, A#, Gm, Am
For maintenance, you can replace the lead plate repeatedly, remove all parts to clean, and wash the body with water so you can keep it clean