Inpex, as operator, has a participating interest of 62.245 percent) alongside major partner Total (participating interest: 30 percent) and the Australian subsidiaries of CPC Corporation, Taiwan (participating interest: 2.625 percent), Tokyo Gas (participating interest: 1.575 percent), Osaka Gas (participating interest: 1.2 percent), Kansai Electric (participating interest: 1.2 percent), JERA (participating interest: 0.735 percent) and Toho Gas (participating interest: 0.42 percent).