- IHI Co.,Ltd.
- IHI Construction Materials Co.,Ltd.
- IHI Power Systems Co.,Ltd.
- IHI packaged boiler Co.,Ltd.
- JMU Amtec Co.,Ltd.
- Mitsubishi Electric Co.,Ltd.
- Mitsubishi Heavy Industries,LTD
- MITSUBISHI HITACHI POWER SYSTEMS,LTD.
- Kawasaki Heavy Industries,LTD
- Mitsui E&S Machinery Co.,Ltd.
- Kobe Steel,LTD
- Fuji Electric Co.,Ltd.
- Nishishiba Electric Co.,Ltd.
- JGC Corporation
- Marubeni-Itochu Techno Steel Inc.
（Random order）
