| Otaru Vulcan | Eastern European Time | 06:00 |
| Otaru San Juan de Miraflores | Peru Time | 14:00 |
| Otaru Darasaguppe | India Standard Time | 03:30 |
| Otaru Cosmopolis | Pacific Time | 16:00 |
| Otaru Stony Plain | Mountain Time | 15:00 |
| Otaru San Juan Bautista | Eastern Time | 14:00 |
| Otaru Half Moon Bay | Pacific Time | 16:00 |
| Otaru Covington | Central Time | 14:00 |
| Otaru Walchwil | Central European Time | 07:00 |
| Otaru San Leone | Central European Time | 07:00 |
| Otaru Dwingeloo | Central European Time | 07:00 |
| Otaru Cowaramup | Western Australia Time | 01:00 |
| Otaru Stonyfell | Central Australia Time | -00:30 |
| Otaru San Juan del Sur | Central Time | 15:00 |
| Otaru Hallam | Eastern Australia Time | -01:00 |
| Otaru Court-St.-Etienne | Central European Time | 07:00 |
| Otaru Xiangxi | China Time | 01:00 |
| Otaru San Joaquín | Colombia Time | 14:00 |
| Otaru Düsseldorf | Central European Time | 07:00 |
| Otaru Courthézon | Central European Time | 07:00 |
| Otaru Střílky | Central European Time | 07:00 |
| Otaru Ruidoso | Mountain Time | 15:00 |
| Otaru Halifax | Eastern Time | 13:00 |
| Otaru Cova da Piedade | Western European Time | 08:00 |
| Otaru Waimanalo | Hawaii-Aleutian Time | 19:00 |
| Otaru Ruinen | Central European Time | 07:00 |
| Otaru Durgi | India Standard Time | 03:30 |
| Otaru Coulter | United Kingdom Time | 08:00 |
| Otaru Street | United Kingdom Time | 08:00 |
| Otaru Polton | United Kingdom Time | 08:00 |
| Otaru Goa | India Standard Time | 03:30 |
| Otaru Courmayeur | Central European Time | 07:00 |
| Otaru Waimauku | New Zealand Time | -03:00 |
| Otaru Polruan | United Kingdom Time | 08:00 |
| Otaru Davangere | India Standard Time | 03:30 |
| Otaru Cozumel | Eastern Time | 14:00 |
| Otaru Strassen | Central European Time | 07:00 |
| Otaru Polšnik | Central European Time | 07:00 |
| Otaru Goa | India Standard Time | 03:30 |
| Otaru Cramlington | United Kingdom Time | 08:00 |
| Otaru Waite Park | Central Time | 14:00 |
| Otaru Polignano A Mare | Central European Time | 07:00 |
| Otaru Davao City | Philippine Time | 01:00 |
| Otaru Chippewa Falls | Central Time | 14:00 |
| Otaru Strasburg | Eastern Time | 13:00 |
| Otaru Poli Crysochous | Eastern European Time | 06:00 |
| Otaru Hakata Ward | Japan Time | 00:00 |
| Otaru Chipping Campden | United Kingdom Time | 08:00 |
| Otaru Waitomo | New Zealand Time | -03:00 |
| Otaru Pokolbin | Eastern Australia Time | -01:00 |