Thank you @fitinfun , I will show you more than this if @dtube supports videos like this.

I joined a cultural arts studio 11 years ago since I was in high school.
And you can also see how I and the team played this instrument in public 10 years ago on my YouTube video below:

Or you can also watch my YouTube videos when I and several other friends use this instrument for a song:

My talent for the instrument was the remaining skill from 10 years ago, and only now I want to try it again, it's a bit stiff, but I need to get used to it again and learn from the lessons 10 years ago.