Here are the three Hanko Stamps used in my shop. below is the one used on my professional level instruments and Chikusing Models. It is my Chinese name and reads Yung Hai Wah - Yung Ocean Flower

My EARTH Model Stamp. Used on entry level instruments and sometime Hocchiku all natural flutes.

My TENSEI Line Stamp. Used on refurbished or reconditioned fine Japanese made shakuhachi. Many are usually Vintage era flutes that were damage but completely restored.Tensei translates in Japanese as rebirth through music.