Sister Cities/Friendship Cities
- Exchange with sister cities and friendship cities (introduction of agreements, etc.)
- Sister city Ozora town
- Sister city Foster City
- Friendship City Soma City
- Friendship City Nozawa Onsen Village
- List of exchange programs
- Inagi city contract inn usage subsidy system (accommodation expenses in sister cities and friendship cities are subsidized)
- Inagi City Sister and Friendship Cities Exchange Association