FAQ

Error & Logs Retry

My SMS request was rejected due to invalid authentication. What should I do?

For details, please refer to the API Documentation.
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If you didn't find a solution, please contact your account manager or sales representative.

Other

Are emojis supported? What happens if I try to send an emoji?

Can I download statistical results?

Can A2P SMS be sent outside Japan?

Where can Call Detail Records (CDRs) be accessed?

Are A2P SMS and P2P SMS the same?

Are there any restrictions on the content that can be sent?

How can the sending status of A2P SMS be found?

Can the user reply to an A2P SMS?

How can I delete my account?

Can I send promotional/marketing A2P SMS?

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SMS Overview

Are A2P SMS and P2P SMS the same?

To which handsets can SMS be sent? Are there any handsets that cannot receive them?

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SMS Delivery Method

Are there any restrictions on the content that can be sent?

Can I send promotional/marketing A2P SMS?

See the category list

SMS Features

Are emojis supported? What happens if I try to send an emoji?

Can A2P SMS be sent outside Japan?

See the category list

Error & Logs Retry

Can I download statistical results?

Where can Call Detail Records (CDRs) be accessed?

See the category list

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How can I delete my account?

How many accounts can I have?

See the category list

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FAQ

Error & Logs Retry

My SMS request was rejected due to invalid authentication. What should I do?

Other

Are emojis supported? What happens if I try to send an emoji?

Can I download statistical results?

Can A2P SMS be sent outside Japan?

Where can Call Detail Records (CDRs) be accessed?

Are A2P SMS and P2P SMS the same?

Are there any restrictions on the content that can be sent?

How can the sending status of A2P SMS be found?

Can the user reply to an A2P SMS?

How can I delete my account?

Can I send promotional/marketing A2P SMS?

KEYWORD Search by keyword

CATEGORY Search by category

SMS Overview

Are A2P SMS and P2P SMS the same?

To which handsets can SMS be sent? Are there any handsets that cannot receive them?

SMS Delivery Method

Are there any restrictions on the content that can be sent?

Can I send promotional/marketing A2P SMS?

SMS Features

Are emojis supported? What happens if I try to send an emoji?

Can A2P SMS be sent outside Japan?

Error & Logs Retry

Can I download statistical results?

Where can Call Detail Records (CDRs) be accessed?

Commercial

How can I delete my account?

How many accounts can I have?

Apply for a free trial