| Sr. No. | Branch Name | Postal Code |
|---|---|---|
| 1 | Akihabara | 101-0021 |
| 2 | Iidabashi | 102-0072 |
| 3 | Ichigaya | 102-0076 |
| 4 | Ningiyo-cho | 103-0013 |
| 5 | Asakusa | 111-0032 |
| 6 | Asakusabashi | 111-0053 |
| 7 | Adachi | 121-0053 |
| 8 | Horikiri | 124-0006 |
| 9 | Tateishi | 124-0012 |
| 10 | Kanamachi | 125-0042 |
| 11 | Mizue | 132-0011 |
| 12 | Edogawa | 132-0023 |
| 13 | Kasai | 134-0081 |
| 14 | Ota-shi Jiyo | 143-0001 |
| 15 | Shibuya | 150-0031 |
| 16 | Yoyogi | 151-0066 |
| 17 | Shinjiyuku | 162-0055 |
| 18 | Nakano | 164-0002 |
| 19 | Koenji | 166-0003 |
| 20 | Nishi Ogikubo | 167-0053 |
| 21 | Jiyosai | 171-0051 |