Japan
Last updated on 4/30/2026
JP
Asia
+81
440
No measures exist
Local Operators
| Operator | MNC | Numeric ID | Alpha ID | Short Code | Comments |
|---|---|---|---|---|---|
| NTT DoCoMo | 10 | Yes | Yes | Yes | Handset DLR's are unreliable, Concat only partially supported |
| Softbank | 20 | Yes | Yes | Yes | Handset DLR's are unreliable, Concat only partially supported |
| au | 51 | Yes | Yes | Yes | Numeric will be overwritten to LC. Handset DLR's are unreliable, Concat only partially supported |
| Rakuten | 11 | Yes | Yes | Yes | Handset DLR's are unreliable, Concat only partially supported |
Sender ID Types Availability
YesLongnumbers
YesDedicated Shortcodes
YesShared Shortcodes
YesAlphanumeric
Sender ID registration requirements
No registration is required or possible for this destination.
Need guidance on SMS destination requirements?
SMS rules, documentation, and compliance requirements can vary by country and operator. Our local teams are ready to help you understand what applies to your destinations, including sender ID, routing, registration, and other local requirements. Visit our support section to get in touch.