FAQ

SMS Features

Is it possible to start a new line, and what is the number of bytes in that case?

Line breaks are possible. It uses 1 byte.

Other

Is it necessary to specify the carrier when sending the API?

How will I know if my A2P SMS was sent?

If an A2P SMS is undeliverable, will it automatically be retried?

How much does it cost to send an A2P SMS?

Is it possible to send two-way SMS?

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

Is there a minimum base fee for the contract?

What happens if more than 70 double-byte characters or 160 characters are written in a single A2P SMS?

Is it possible to start a new line, and what is the number of bytes in that case?

Is it possible to use multiple Sender IDs?

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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?

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Commercial

How can I delete my account?

How many accounts can I have?

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FAQ

SMS Features

Is it possible to start a new line, and what is the number of bytes in that case?

Other

Is it necessary to specify the carrier when sending the API?

How will I know if my A2P SMS was sent?

If an A2P SMS is undeliverable, will it automatically be retried?

How much does it cost to send an A2P SMS?

Is it possible to send two-way SMS?

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

Is there a minimum base fee for the contract?

What happens if more than 70 double-byte characters or 160 characters are written in a single A2P SMS?

Is it possible to start a new line, and what is the number of bytes in that case?

Is it possible to use multiple Sender IDs?

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