⚡ Email Marketing in Japan

Email marketing is a digital communication method used by organizations to send promotional messages such as campaigns, product announcements, and special offers to recipients.

Japan is an East Asian country with a population of around 125 million people.

According to our research, email marketing platforms are detected on 0.7% of websites from Japan.

⭐ Most Popular in 2026

The following chart shows the top email marketing platforms in Japan in 2026, based on market share.

The most popular is Mailchimp with an impressive share of 32.3%, followed by Klaviyo with 27.5% and OneSignal with 14.8%.

🚀 Highlights

Here is a list of the top platforms that are more popular in Japan than worldwide.
Differences between global and country rankings are shown in parentheses.

✨ Best Email Marketing Platforms

Below is a more detailed list of the top 25 of the 38 email marketing platforms used on sites from Japan, ranked by their market share.

RankNameMarket share
1
Mailchimp
Atlanta, Georgia, United States

A marketing automation and email marketing platform that enables businesses to create, send, and manage both bulk marketing campaigns and transactional emails.

Free$13+/month
2
Klaviyo
Boston, Massachusetts, United States

A marketing automation and data platform that enables businesses to run email, SMS, mobile push, and web form campaigns using a unified customer database.

Free$45+/month
3
OneSignal
San Mateo, California, United States

An omnichannel customer engagement platform that allows businesses to send push notifications, emails, SMS, in-app messages, and live updates across web and mobile.

Free$19+/month
4
Yotpo
New York, United States

A cloud-based e-commerce marketing platform that helps online brands manage SMS and email marketing, customer reviews, loyalty and referral programs, and subscriptions in an integrated suite.

Free$15+/month
5
Dotdigital
London, United Kingdom

A marketing automation platform that enables users to automate campaigns across email, SMS, and other channels while delivering personalized, dynamic messages and tracking campaign performance in real time.

$$$
6
Privy
Boston, Massachusetts, United States

An email and SMS marketing platform for e-commerce merchants that also provides onsite conversion tools such as popups, spin-to-win wheels, banners and free shipping bars.

$30+/month
7
Kit
Boise, Idaho, United States

An email marketing and creator-focused platform that helps creators build and monetize their audiences.

Free$39+/month
8
Substack
San Francisco, California, United States

A social media platform for writers and journalists that supports subscription newsletters and monetization.

Free$$$
9
Icegram Express
Covina, California, United States

A privacy-focused email marketing and newsletter plugin for WordPress and WooCommerce.

FreeOpen source$129+/year
10
Mailmunch
San Francisco, California, United States

A suite of email marketing tools designed to capture leads from your website and convert them into customers.

$19.99+/month
11
BDOW!
Chandler, Arizona, United States

A website pop-up and form tool for building engaged email lists using overlays, embedded forms, and other list-gathering widgets.

Free$15+/month
12
MailOptin
Sheridan, Wyoming, United States

A WordPress plugin designed to help users create eye-catching lead capture or opt-in forms, send automated emails, and increase subscribers.

Free$99+/year
13
MailerLite
San Francisco, California, United States

An email marketing platform that helps clients collect email addresses, build mailing lists, and create, send, and track email campaigns.

Free$10+/month
14
Brevo
Paris, France

A cloud-based CRM and email marketing platform that combines multichannel messaging, marketing automation, and contact management in a unified interface.

Free$9+/month
15
ActiveCampaign
Chicago, Illinois, United States

An email and marketing automation platform that includes a CRM built for small and mid-sized businesses.

$15+/month
16
GetResponse
Gdansk, Poland

A multichannel marketing platform with tools for email marketing, marketing automation, SMS campaigns, and web push notifications.

$19+/month
17
Mailjet
Paris, France

A cloud-based, all-in-one email service provider that allows you to send both transactional and marketing email campaigns.

Free$17+/month
18
LiveIntent
New York, United States

An email marketing platform that provides premium publisher inventory, people-based targeting and campaign measurement for marketers, and newsletter monetization for publishers.

$$$
19
PushOwl
Paris, France

An omnichannel marketing application for Shopify that enables merchants to engage customers through web push notifications alongside email and SMS messaging.

Free$19+/month
20
AWeber
Chalfont, Pennsylvania, United States

An email marketing, automation and landing page software.

Free$15+/month
21
Metorik
Melbourne, Victoria, Australia

A powerful real-time dashboard with custom reporting, segmentation and email automation for WooCommerce and Shopify.

$20+/month
22
Acoustic Campaign
Conway, Arkansas, United States

A cloud-based digital marketing platform that leverages behavioral customer data to deliver personalized email and mobile marketing campaigns.

$$$
23
Batch
Paris, France

A customer engagement platform that enables organizations to collect and activate customer data to automate personalized marketing campaigns across multiple channels.

Free€1,000+/month
24
Beehiiv
New York, United States

A comprehensive newsletter platform designed to help creators and brands build, grow, and monetize their audiences.

Free$49+/month
25
Constant Contact
Waltham, Massachusetts, United States

A digital marketing platform that handles email campaigns, SMS, social media, and event marketing.

$12+/month

👉 See Also

Data is based on the analysis of 157,205 websites from Japan.
Statistics were last calculated on .
For details, see our methodology and disclaimer.