A replica in which a bone part and soft tissue are reproduced with physical properties close to those of real organs and tissues in term of shape, color, apparent textures, softness and hardness, and which allows a trainee to practice surgical techniques so that part of the replica can be incised by surgical manipulation, together with a production method for the replica. The bone part and soft tissue are reproduced with physical properties close to those of real tissue. The incisable part is replaceable as a component, whereas the body part of the replica can be used repeatedly.