抄録
The time has come to reconsider the LNG price of Japan. Most of LNG price formation mechanisms in the long term gas contract have been linked to JCC(Japan Crude Cocktail) index, making a distinction between economic and market fundamentals. LNG buyers in Japan also have suffered from the price discrimination in the spot market. Gas prices in the spot market change widely over the world due to the difference between the market structures of each country. In this papers we investigate the possibility of the competitive LNG market in Japan.