| Koriyama Luanda | West Africa Time | 08:00 |
| Koriyama Quezon City | Philippine Time | 01:00 |
| Koriyama Addis Ababa | East Africa Time | 06:00 |
| Koriyama Nairobi | East Africa Time | 06:00 |
| Koriyama Chicago | Central Time | 14:00 |
| Koriyama Salvador | Brasilia Time | 12:00 |
| Koriyama Jaipur | India Standard Time | 03:30 |
| Koriyama Dar es Salaam | East Africa Time | 06:00 |
| Koriyama Lanzhou | China Time | 01:00 |
| Koriyama Incheon | Korean Time | 00:00 |
| Koriyama Yunfu | China Time | 01:00 |
| Koriyama Navi Mumbai | India Standard Time | 03:30 |
| Koriyama Toronto | Eastern Time | 13:00 |
| Koriyama Basrah | Arabian Time | 06:00 |
| Koriyama Osaka | Japan Time | 00:00 |
| Koriyama Mogadishu | East Africa Time | 06:00 |
| Koriyama Daegu | Korean Time | 00:00 |
| Koriyama Faisalabad | Pakistan Time | 04:00 |
| Koriyama Izmir | Turkey Time | 06:00 |
| Koriyama Dakar | Greenwich Mean Time | 09:00 |
| Koriyama Lucknow | India Standard Time | 03:30 |
| Koriyama Giza | Eastern European Time | 07:00 |
| Koriyama Fortaleza | Brasilia Time | 12:00 |
| Koriyama Cali | Colombia Time | 14:00 |
| Koriyama Surabaya | Western Indonesia Time | 02:00 |
| Koriyama Belo Horizonte | Brasilia Time | 12:00 |
| Koriyama Nanchang | China Time | 01:00 |
| Koriyama Rome | Central European Time | 07:00 |
| Koriyama Mashhad | Iran Time | 04:30 |
| Koriyama Borough of Brooklyn | Eastern Time | 13:00 |
| Koriyama Houston | Central Time | 14:00 |
| Koriyama Queens | Eastern Time | 13:00 |
| Koriyama Nagpur | India Standard Time | 03:30 |
| Koriyama Maracaibo | Venezuela Time | 13:00 |
| Koriyama Brasília | Brasilia Time | 12:00 |
| Koriyama Santo Domingo | Atlantic Time | 13:00 |
| Koriyama Nagoya | Japan Time | 00:00 |
| Koriyama Brisbane | Eastern Australia Time | -01:00 |
| Koriyama Havana | Cuba Time | 13:00 |
| Koriyama Paris | Central European Time | 07:00 |
| Koriyama Al Mawşil al Jadīdah | Arabian Time | 06:00 |
| Koriyama Johannesburg | South Africa Standard Time | 07:00 |
| Koriyama Kowloon | Hong Kong Time | 01:00 |
| Koriyama Al Başrah al Qadīmah | Arabian Time | 06:00 |
| Koriyama Almaty | East Kazakhstan Time | 03:00 |
| Koriyama Medellin | Colombia Time | 14:00 |
| Koriyama Tashkent | Uzbekistan Time | 04:00 |
| Koriyama Algiers | Central European Time | 08:00 |
| Koriyama Khartoum | Central Africa Time | 07:00 |
| Koriyama Accra | Greenwich Mean Time | 09:00 |