I used this for about two months, but I'm selling it because my teacher recommended and I purchased something else. Willie's / Euphonium Mouthpiece for Large Shank - USHIGAMI Model 1 / Ryuji Ushigami Signature Model Signature model supervised by Ryuji Ushigami. This mouthpiece is known for its clear sound. It's also a perfect match for Besson instruments, which Mr. Ushigami uses! Regular Price: ¥36,300 Selling Price: ¥36,300 (tax included)