Hennge K.K. is a Japan-based software-as-a-service company specializing in cloud security and enterprise software solutions. The company’s core offering, HENNGE One, is an integrated cloud security platform that combines identity and access management, single sign-on, data protection, and threat defense to help corporate users securely access multiple cloud services without sacrificing convenience. Hennge K.K. also provides complementary services such as Customers Mail Cloud, a cloud-based email delivery solution designed for high-volume, secure messaging, and additional tools that enhance operational efficiency for organizations adopting cloud-based workflows. Serving businesses across sectors, Hennge K.K. focuses on the needs of companies transitioning to cloud environments, addressing cybersecurity, compliance, and authentication challenges through subscription-based SaaS offerings. Established in 1996 and headquartered in Tokyo, Japan, the company plays a significant role in Japan’s cloud security market, supporting thousands of enterprises in managing secure access and communication in increasingly digital and distributed workplaces.