HENNGE K.K. (Headquarters: Shibuya-ku, Tokyo; Representative Director and CEO: Kazuhiro Ogura) announces that its cloud security service HENNGE One, which mitigates security risks associated with SaaS usage and promotes technology adoption, has received the highest honor, Leader, in seven categories at the ITreview Grid Award 2026 Summer, hosted by ITcrowd Corp. The award signifies the service’s high satisfaction and recognition among users. Notably, this marks the inaugural Leader award for the Targeted Attack Email Training Service category.
HENNGE One secured honors in seven distinct fields: SSO (Single Sign-On), Misdirected Email Prevention Tool, Email Archive Service, Email Security Software, Online Storage, Identity Management System, and Targeted Attack Email Training Service.
About ITreview Grid Award
The ITreview Grid Award, held quarterly, acknowledges user-supported products based on reviews from ITreview, Japan’s leading review platform for corporate services and products.
The award recognizes products based on user satisfaction and recognition; products that excel in both are named Leaders, while those with high user satisfaction are designated High Performers. The 2026 Summer Awards are based on approximately 160,000 user reviews submitted on the website by June of the same year. The full list of winners for the ITreview Grid Award 2026 Summer is publicly available here.
Award details
HENNGE One has received the Leader award in the following seven categories. Notably, this marks the first time the service has won in the Targeted Attack Email Training Service category, while achieving its 29th consecutive award in the SSO category and 26th consecutive award in the Misdirected Email Prevention Tool category.
| Category | Rank | Award Winning Streak | Awarded Product |
|---|---|---|---|
| Targeted Attack Email Training Service | Leader | First time | HENNGE One Cybersecurity Edition |
| Identity Management System | Leader | First time since 2024 | HENNGE One Identity Edition |
| SSO (Single Sign-On) | Leader | 29 consecutive quarters (7 years and 1 quarter) | HENNGE One Identity Edition |
| Misdirected Email Prevention Tool | Leader | 26 consecutive quarters (6 years and 2 quarters) | HENNGE One DLP Edition |
| Email Archive Service | Leader | 19 consecutive quarters (4 years and 3 quarters) | HENNGE One DLP Edition |
| Email Security Software | Leader | 2 consecutive quarters | HENNGE One DLP Edition |
| Online Storage | Leader | 2 consecutive quarters | HENNGE One DLP Edition |
User stories and genuine opinions about HENNGE One, which help compare and consider the product, are available at the link below.
HENNGE One Reputation and Reviews: https://www.itreview.jp/products/hde-one/reviews
About HENNGE One
HENNGE One is a cloud security service with the largest market share in Japan* that helps businesses boost productivity. While leveraging new technologies like SaaS is vital for productivity gains, businesses face challenges such as implementing zero-trust security.
To address these challenges, HENNGE One offers three editions: the Identity Edition, which centralizes and protects multiple system IDs for secure and efficient work; the DLP Edition, which prevents accidental leaks of scattered organizational information; and the Cybersecurity Edition, which safeguards companies from cyber-attacks through a comprehensive approach spanning technology, people, and processes.
It achieves zero-trust security through a holistic security service, which reduces the burden of implementation and operation, thereby fulfilling the liberation of technology.
URL: https://hennge.com/global/service/one/
About HENNGE K.K.
HENNGE K.K. is a SaaS company guided by the management philosophy of “liberation of technology to change the world,” dedicated to bridging the gap between advanced technologies and practical application. It develops and sells distinctive services: a cloud security service with the largest market share in Japan, HENNGE One, which offers comprehensive security, including single sign-on (SSO), access management, email security, and secure file sharing, alongside device management and protection based on zero trust principles; a cloud email distribution service, Customers Mail Cloud. Established in November 1996, HENNGE was listed on the Tokyo Stock Exchange (TSE) Mothers (now Growth) in October 2019.
The company name “HENNGE” is a portmanteau of the Japanese word for transformation, ‘HENNKA,’ and ‘CHALLENGE,’ signifying its commitment to embracing every change as an opportunity.
Company name: HENNGE K.K. (securities code: 4475)
Address: Daiwa Shibuya Square, 16-28 Nampeidaicho, Shibuya-ku, Tokyo
Representative: Kazuhiro Ogura (Representative Director, President and CEO)
URL: https://hennge.com/
*Ranked No. 1 in the IDaaS Market (Sales and Share by Vendor) for FY2025 (forecast), based on the ITR Market View: Identity and Access Management/Personal Authentication Cybersecurity Market 2026 by ITR.
– Contact information for inquiries regarding this press release
HENNGE K.K.
Corporate Communication Division
Email: hennge-pr@hennge.com
TEL: 03-6415-3660
Person in charge: Ichishima, Yano
The names of companies, products, and services mentioned in this press release are trademarks or registered trademarks of HENNGE K.K. or other related organizations.