PortSMS lives at portsms.com. Your personal top up address is ready on the Balance page after you sign in.

Send SMS to Japan

$0.0148 per SMS part to numbers in Japan. Top up with USDT and send from the web page or the API.

Price per part: $0.0148
Dial code: +81
Region: East Asia
Local script: Unicode, 70 characters per part

What a send to Japan costs

Totals for the same text sent to several recipients.

Recipients	1 part	2 parts
100	$1.48	$2.96
1,000	$14.80	$29.60
10,000	$148.00	$296.00
100,000	$1,480.00	$2,960.00

Messages in the local script use Unicode, so one part holds 70 characters (67 when the text is split). Check the calculator to see how many parts your text needs.

Japan at a glance

Price per part: $0.0148
Dial code: +81
Region: East Asia
A $50 top up sends: 3,378 messages
Price rank: 76 of 227, from the lowest
Enterprise plan price: $0.0133

Price to Japan on each plan

Your plan follows the total of all your top ups and takes a discount off every message to Japan.

Starter
0%
$0.0148
Basic
-3%
$0.0144
Pro
-5%
$0.0141
Business
-8%
$0.0136
Enterprise
-10%
$0.0133

Sending SMS to Japan

How much does an SMS to Japan cost?

$0.0148 for each SMS part. A one-part message to 1,000 numbers in Japan costs $14.80.

How should I write Japan numbers?

Use the international format: + then 81 and the national number, in your list, CSV or API request. Every number is checked before sending, and you pay only for numbers that can be sent.

What if a message to Japan is not delivered?

Its price goes back to your balance automatically, and its status is shown in your history and in the webhook.