In Japan, we have direct connections with local operators.
Sender ID Restrictions
Can I send with a name/letters as the sender? | Yes | |
Yes | ||
Can I send with a local number as the sender? | No | The sender will be overwritten |
Can I send a message with over 160 characters as 1 SMS? | No | Messages will be delivered as separate SMS |
Content Restrictions
Delivery Reports |
Unfortunately, delivery reports from Japanese numbers are unreliable and can be fake. |
URLs |
It is not allowed to add URLs in your messages. Any messages that contain a weblink are classified as illegal and are either discarded completely or a part of the illegal text will be removed. |
Character Support |
Because Japanese characters are not supported by the regular character set, messages with Japanese characters can contain a maximum amount of 65 (single message) |
Operator-Specific Restrictions
DoCoMo | A maximum of 160 bytes/160 standard characters per SMS applies |
Softbank | A maximum of 160 bytes/160 standard characters per SMS applies |
KDDI | A maximum of 100 bytes/100 standard characters per SMS applies |