When it is 12:00 PM in Karatsu, it is 4:00 AM in BST.
📞There is no overlap during standard 9-to-5 business hours, so a call may need to be early or late in the day for one side.
Karatsu is 8 hours ahead of BST.
🕐 Subtract 8 hours from Karatsu time to get BST time.
Karatsu uses 9 hours ahead of Universal Time (UTC+9) and BST uses 1 hour ahead of Universal Time (UTC+1).
| Karatsu Time | BST Time | |
|---|---|---|
| 12 AM Karatsu Time | ↔ | 4 PM BST Time |
| 1 AM Karatsu Time | ↔ | 5 PM BST Time |
| 2 AM Karatsu Time | ↔ | 6 PM BST Time |
| 3 AM Karatsu Time | ↔ | 7 PM BST Time |
| 4 AM Karatsu Time | ↔ | 8 PM BST Time |
| 5 AM Karatsu Time | ↔ | 9 PM BST Time |
| 6 AM Karatsu Time | ↔ | 10 PM BST Time |
| 7 AM Karatsu Time | ↔ | 11 PM BST Time |
| 8 AM Karatsu Time | ↔ | 12 AM BST Time |
| 9 AM Karatsu Time | ↔ | 1 AM BST Time |
| 10 AM Karatsu Time | ↔ | 2 AM BST Time |
| 11 AM Karatsu Time | ↔ | 3 AM BST Time |
| Karatsu Time | BST Time | |
|---|---|---|
| 12 PM Karatsu Time | ↔ | 4 AM BST Time |
| 1 PM Karatsu Time | ↔ | 5 AM BST Time |
| 2 PM Karatsu Time | ↔ | 6 AM BST Time |
| 3 PM Karatsu Time | ↔ | 7 AM BST Time |
| 4 PM Karatsu Time | ↔ | 8 AM BST Time |
| 5 PM Karatsu Time | ↔ | 9 AM BST Time |
| 6 PM Karatsu Time | ↔ | 10 AM BST Time |
| 7 PM Karatsu Time | ↔ | 11 AM BST Time |
| 8 PM Karatsu Time | ↔ | 12 PM BST Time |
| 9 PM Karatsu Time | ↔ | 1 PM BST Time |
| 10 PM Karatsu Time | ↔ | 2 PM BST Time |
| 11 PM Karatsu Time | ↔ | 3 PM BST Time |
Karatsu is 8 hours ahead of BST.
Karatsu is ahead of BST by 8 hours.
It is 1:00 AM in BST.