International Exchange
Sister City Information
Bulgaria
| Prefecture | Local Government | Affiliated Counterpart | |
|---|---|---|---|
| Okayama Prefecture | Okayama-shi | Plovdiv | |
| Ibaraki Prefecture | Sakuragawa City | Silistra | Slistra |
| Aichi Prefecture | Toyoake-shi | Gabrovo | Gabrovo |
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