International Exchange
Sister City Information
Portugal
| Prefecture | Local Government | Affiliated Counterpart | |
|---|---|---|---|
| Shizuoka Prefecture | Atami-shi | Cascais | Lisboa |
| Tokushima Prefecture | Tokushima-shi | Leiria | Beira Litoral |
| Nagasaki Prefecture | Nagasaki-shi | Porto | |
| Nagasaki Prefecture | Omura-shi | Sintra | |
| Kumamoto Prefecture | Hitoyoshi-shi | Abrantes | |
| Oita Prefecture | Oita-shi | Aveiro | |
| Kagoshima Prefecture | Nishinoomote-shi | Vila do Bispo | |