| Relationships | Role | Relationship Start | Relationship End |
| Sumitomo Mitsui Banking Corporation | Parent | 5/4/1960 | 3/30/1988 |
| Industrial Bank Of Japan, Limited, The | Parent | 12/31/1980 | 6/9/1987 |
| Relationships | Role | Relationship Start | Relationship End |
| Sumitomo Mitsui Banking Corporation | Parent | 5/4/1960 | 3/30/1988 |
| Industrial Bank Of Japan, Limited, The | Parent | 12/31/1980 | 6/9/1987 |