HENNGE Becomes Sponsor of Japan's Largest Corporate Engineer Community 'Jōshis Slack'

HENNGE Inc. (Headquarters: Shibuya-ku, Tokyo; President and CEO: Kazuhiro Ogura) announces its sponsorship of 'Jōshis Slack (corp-engr)', Japan's largest online community for corporate engineers, operated by the Japan Business Technology Association (Office: Hiroshima City, Hiroshima Prefecture; Representative Director: Shintaro Okamura). The sponsorship period will be one year starting from July 2026.

Jōshis Slack is an online community bringing together over 17,000 information systems (Jōshis) professionals. Members use the business chat platform 'Slack' to share real-world insights and challenges across company and role boundaries, covering topics such as SaaS adoption, device and identity management, security, and daily operational issues.

Through the development and provision of HENNGE One, a cloud security service that reduces security risks associated with SaaS usage and promotes technology adoption, HENNGE has been driving efficiency for IT departments. The company has also previously created an original board game called 'Jōshis Sugoroku' to promote communication among IT staff, and operates 'HENNGE ACADEMY', an educational content platform for IT and DX professionals.

Through this sponsorship, HENNGE will support the ongoing maintenance and operation of the community, contributing to the further growth and success of IT professionals.

About Jōshis Slack (corp-engr)

Operated by the Japan Business Technology Association, Jōshis Slack is a Slack-based community centered on the theme 'Even solo IT staff are not alone.' It serves as a cross-company exchange for frontline knowledge on SaaS, device and identity management, networking, and daily operations. Currently, over 17,000 corporate engineers and security professionals are active members.

URL: https://corp-engr.jp/

About HENNGE Inc. (Hennge)

Guided by the mission 'Transforming society through the liberation of technology,' HENNGE is a SaaS company that develops and sells unique services bridging the gap between technology and real-world needs. The company offers HENNGE One, Japan's No.1 market share cloud security service featuring single sign-on (SSO), access control, email and file-sharing security, and endpoint protection and management based on zero trust. It also provides Customers Mail Cloud, a cloud-based email delivery service. Founded in November 1996, HENNGE listed on the Tokyo Stock Exchange Mothers market (now Growth Market) in October 2019.

The name 'HENNGE' combines 'Hennka' (change) and 'Challenge,' symbolizing the company's commitment to embracing all forms of change.

Company Name: HENNGE Inc.

Stock Code: 4475

Address: Daiwa Shibuya Square, 16-28 Minamidaihara-cho, Shibuya-ku, Tokyo

Representative: President and CEO Kazuhiro Ogura

URL: https://hennge.com/

* HENNGE One ranked No.1 in the IDaaS market by vendor revenue share in the fiscal year 2025 (forecast) according to ITR's 'ITR Market View: Identity and Access Management / Personal Authentication Security Market 2026'

＜Inquiries regarding this release＞

HENNGE Inc.

Corporate Communication Division

TEL: 03-6415-3660

E-mail: hennge-pr@hennge.com Contact: Ichishima, Yano

Company names, product names, and service names mentioned in this press release are trademarks or registered trademarks of HENNGE or their respective owners.