| Name | Type | Sector | Country | Joined On |
|---|---|---|---|---|
| Kwansei Gakuin University | Civil Society Organization & Other | Japan | 21-May-2003 | |
| AMITA HOLDINGS CO., LTD. | Company | Waste and Disposal Services | Japan | 27-Jun-2002 |
| Asahi Group Holdings, Ltd. | Company | Brewers | Japan | 27-Jun-2002 |
| RICOH Company Ltd | Company | Electronic Office Equipment | Japan | 02-May-2002 |
| Kikkoman Corporation | Company | Food Products | Japan | 01-Mar-2001 |