抄録
This reserach aims to search for methods which enables remote people who appriciate live performances such as music concerts, acts, sports events, speaches and so on to make communications with the performer, and other remote appriciaters in realtime which we hypothise to be a simple, but an essenscial element that make appriciaters feel the experience in joint with others. For this puropse, we made a trial remote appriciation system based on some hypothesis and had an experiment which in purpose to prove the it. As an result we could not prove the hypothesis comletely, but could get to know some other aspects and clues for the improvement of the system.