【First Tongue Drum Lesson】#21Tuning method

Good day, everyone. My name is Konoha Nakano, and I make Tongue Drum scores. Thank you very much for taking the 'First Tongue Drum Lesson', Thank you very much.

This course is described in English to make the instrument "Tongue Drum" known to people all over the world. I am still learning English, so there may be typos and omissions, but I hope you will kindly bear with me.