Ymirlink

Yumirink’s API enables automated delivery and optimizes notification display timing to maximize response rates.

Yumirink Corporation, based in Tokyo’s Shibuya Ward with CEO Noboru Shimizu, provides messaging solutions.

Yumirink provides information about its products and services. The company specializes in messaging solutions, including email and SMS.

Atto Go uses Yumirink’s SMS service, Cuenote SMS for business

Canon Marketing Japan uses Yumirink’s email relay service, Cuenote Relay

Chunichi Shimbun adopts Yumirink’s email delivery system, Cuenote FC

Yumirink addresses Brotli vulnerability (CVE-2026-111497) affecting Cuenote

Yumirink publishes electronic notices and provides email and SMS messaging solutions

Yumirink shares investor relations news and offers email and SMS messaging solutions

Yumirink posts updates and releases related to its email and SMS messaging solutions

Yumirink outlines its sustainability initiatives, including email and SMS messaging solutions

Yumirink provides company information and offers email and SMS messaging solutions

Yumirink presents its corporate philosophy, centered on email and SMS messaging solutions

Yumirink shares updates for shareholders and investors, specializing in email and SMS messaging solutions

Yumirink lists its contact information. The company provides messaging solutions, including email and SMS.

Yumirink provides its investor relations contact details. The company offers messaging solutions, including email and SMS.

Yumirink offers reliable cloud services and products centered on email delivery, supporting communication needs.

Yumirink posts its website terms of use. The company provides messaging solutions, including email and SMS.

Yumirink outlines its privacy policy. The company offers messaging solutions, including email and SMS.

Yumirink displays its disclaimer. The company provides messaging solutions, including email and SMS.

Yumirink publishes its information security basic policy, specializing in email and SMS messaging solutions

YmirLink disclosed a potential data breach affecting **49 Cuenote FC systems**, exposing up to **51.6 million records**. The company noted that **16 systems remain under investigation** as part of the ongoing assessment. The breach involves unspecified personal or operational data linked to the systems.

Oct 2026aliasfleet.comNews article

A third-party vendor breach exposes the email addresses of Shinkansen booking members. The incident affects 49 systems within Railway Supply’s operations, compromising customer data linked to Japan’s high-speed rail reservations.

Oct 2026Railway SupplyNews article

Yumir Link confirms a data breach affecting **51.62 million records**, far exceeding the initial estimate of 9 million. The email delivery service reports unauthorized external access exposed personal data across **49 systems**. Investigations continue into the scope and impact of the breach.

Oct 2026BigGo FinanceNews article

YmirLink reports a potential breach involving **51 million personal records** from its email service. The company has not yet disclosed details on the scope, affected users, or how the data may have been exposed. Authorities and cybersecurity experts are likely investigating the incident.

Oct 2026Japan Wire by Kyodo NewsNews article