JSRM’s activities are strongly supported by the following corresponding member organizations.

1. Chuo Kaihatsu Corp. (CKC)
2. DIA CONSULTANTS Co., Ltd
3. J POWER Co., Ltd.
4. Hokkaido Electric Power Co., Inc. (HEPCO)
5. Docon Co.,Ltd.
6. Japan Underground Oil Storage Co., Ltd.
7. KAJIMA Technical Research Institute (KaTRI)
8. Kawasaki Geological Engineering Co., Ltd.
9. JP Design Co., Ltd.
10. KISO-JIBAN CONSULTANTS Co.,Ltd.
11. KUMAGAI GUMI Co., Ltd.
12. Kyushu Electric Power Co., Inc.
13. NEWJEC Inc.
14. Nishimatsu Construction Co., Ltd.
15. OKUMURA Corp.
16. OBAYASHI Corp.
17. OYO Corp.
18. SHIMIZU Corp.
19. SUNCOH CONSULTANTS Co., Ltd.
20. Shikoku Electric Power Co., Inc. (YONDEN)
21. TAISEI Corp.
22. The CHUGOKU Electric Power Co., Inc.
23. Ando-Hazama Technical Institute
24. TOBISHIMA Corp., Research Institute of Technology (TOBI-TECH)
25. TODA Corp.
26. YACHIYO ENGINEERING Co., Ltd. (YEC)
27. Nittetsu Mining Co.,Ltd.
28. Central Research Institute of Electric Power Industry (CRIEPI)
29. TEKKEN Corp.
30. ITOCHU Techno-Solutions Co., Ltd. (CTC)
31. GEOSCIENCE RESEARCH LABORATORY
32. KFC Ltd.
33. JAPAN CONSERVATION ENGINEERS & CO.,LTD.
34. ENZAN KOUBOU CO., LTD.
35. TEMURO Corp.
36. KATECS Corp.