This is a euphonium made by Nippon Gakki Co., Ltd. (now YAMAHA). The tuning slides are not stuck, and the pistons move without issue. There are small dents, but no major damage. The mouthpiece is not included. Everything in the photos is included. The case is deteriorated, so please consider it for shipping purposes only. nikkan Nikkan YAMAHA Yamaha euphonium euphonium chimney entotsu kobasu (small bass)