| Tsukuba Goiânia | Brasilia Time | 12:00 |
| Tsukuba Guarulhos | Brasilia Time | 12:00 |
| Tsukuba Prague | Central European Time | 07:00 |
| Tsukuba Varanasi | India Standard Time | 03:30 |
| Tsukuba Copenhagen | Central European Time | 07:00 |
| Tsukuba Sofia | Eastern European Time | 06:00 |
| Tsukuba Tripoli | Eastern European Time | 07:00 |
| Tsukuba Port Harcourt | West Africa Time | 08:00 |
| Tsukuba Hiroshima | Japan Time | 00:00 |
| Tsukuba Lijiang | China Time | 01:00 |
| Tsukuba Dubai | Gulf Standard Time | 05:00 |
| Tsukuba Samara | Samara Time | 05:00 |
| Tsukuba Omsk | Omsk Time | 03:00 |
| Tsukuba Benin City | West Africa Time | 08:00 |
| Tsukuba Monterrey | Central Time | 14:00 |
| Tsukuba Malingao | Philippine Time | 01:00 |
| Tsukuba Baku | Azerbaijan Time | 05:00 |
| Tsukuba Leon | Central Time | 14:00 |
| Tsukuba Maiduguri | West Africa Time | 08:00 |
| Tsukuba Kazan | Moscow Time | 06:00 |
| Tsukuba Yerevan | Armenia Time | 05:00 |
| Tsukuba Amritsar | India Standard Time | 03:30 |
| Tsukuba Ouagadougou | Greenwich Mean Time | 09:00 |
| Tsukuba Yono | Japan Time | 00:00 |
| Tsukuba Rostov-on-Don | Moscow Time | 06:00 |
| Tsukuba Allahabad | India Standard Time | 03:30 |
| Tsukuba Goyang-si | Korean Time | 00:00 |
| Tsukuba Gaziantep | Turkey Time | 06:00 |
| Tsukuba Visakhapatnam | India Standard Time | 03:30 |
| Tsukuba Sendai | Japan Time | 00:00 |
| Tsukuba Chelyabinsk | Yekaterinburg Time | 04:00 |
| Tsukuba Datong | China Time | 01:00 |
| Tsukuba Tbilisi | Georgia Time | 05:00 |
| Tsukuba Changshu City | China Time | 01:00 |
| Tsukuba Taichung | Taipei Time | 01:00 |
| Tsukuba Theni | India Standard Time | 03:30 |
| Tsukuba Xianyang | China Time | 01:00 |
| Tsukuba Ufa | Yekaterinburg Time | 04:00 |
| Tsukuba Dnepropetrovsk | Eastern European Time | 06:00 |
| Tsukuba Seongnam-si | Korean Time | 00:00 |
| Tsukuba Campinas | Brasilia Time | 12:00 |
| Tsukuba Jabalpur | India Standard Time | 03:30 |
| Tsukuba Howrah | India Standard Time | 03:30 |
| Tsukuba Huainan | China Time | 01:00 |
| Tsukuba San Jose | Pacific Time | 16:00 |
| Tsukuba Donetsk | Eastern European Time | 06:00 |
| Tsukuba Dublin | Ireland Time | 08:00 |
| Tsukuba Calgary | Mountain Time | 15:00 |
| Tsukuba Brussels | Central European Time | 07:00 |
| Tsukuba Aurangabad | India Standard Time | 03:30 |