| Relationships | Role | Relationship Start | Relationship End |
| Sumitomo Mitsui Banking Corporation | Parent | 9/30/1990 | 8/31/2001 |
| Mizuho Bank, Ltd. | Parent | 3/31/1999 | 8/31/2001 |
| Mizuho Trust & Banking Co., Ltd. | Parent | 3/31/1999 | 8/31/2001 |
| Mizuho Trust & Banking Co., Ltd | Parent | 3/31/2000 | 8/31/2001 |