Ongoing activities that underpin Simple-Palm's consulting and speaking services.

Identity Management

• Ongoing Joined Japan's Digital Agency in 2021. Currently serving as Identity Specialist in the Identity Unit, working on improvements to the GBizID corporate authentication platform and revision of the government identity verification guidelines. → Watch video

XR / Metaverse

• 2016–2018Advocated for regulatory reform of Japan's technical conformity (Giteki) system to allow use of uncertified XR devices such as Apple Vision Pro — and achieved it despite significant obstacles. → Read article
• 2023Contributed an article on the metaverse market outlook to NTT DATA's media, arguing for the growth of the metaverse based on device evolution, the inevitability of XR, and the emergence of killer use cases. → Read article
• 2022A lecture on NTT DATA's metaverse strategy (October) was covered by IT Impress. → Read article
• 2022–2024Served as XR & DX advisor to IT seminar company MajiSemi. → Press release
• 2018–2025A business-oriented metaverse conceived and developed at NTT DATA R&D was commercialized by NTT DATA NJK as "NTT XR Coworking powered by Coome." → Learn more
• 2016A smart glass remote work support system developed at NTT DATA was commercialized and launched by NTT DATA Newson. → Press release

Security & Identity Management

• 2023Delivered a lecture on "Enterprise ID Management Overview" and participated in a panel at the AXIES Authentication Infrastructure Working Group. → Learn more
• 2021Served as a committee member for the Ministry of Internal Affairs and Communications' "Telework Security Guidelines, 5th Edition," proposing improvements from the perspective that "guidelines are only valuable if actually used." → Guidelines (PDF)
• 2021Delivered a lecture "Toward Safe and Secure Telework — Let's Update ID Management" at the Cyber Security Symposium Dogo 2021. → Program details
• 2000–2011The ID management and authentication solution "VANADIS," developed at NTT DATA, is now sold by NTT DATA Advanced Technology (Intellilink). Proven with over 450,000 users. → Learn more
• 2017Co-authored Office Information Security for New Employees (C&R Research) with work-style reform expert Amane Sawatari. Contributed the technical sections, praised for accuracy and comprehensiveness. → Book details
• 2013Contributed an article to NTT DATA's media arguing early on for the importance of a "trust framework" based on Levels of Assurance (LOA). → Read article
• Early 2000s"Introduction to Integrated ID Management" provided a comprehensive overview of the field at a time when it was poorly defined, becoming a widely referenced resource. → View slides

Activities from the early days of mobile computing that shaped the founder's expertise. The commitment to "Hard Problems, Simple Solutions" has been consistent throughout.

Mobile Computing (Palm OS Era)

• 1997Co-authored the world's first Palm-dedicated book, Win PC Books: Pilot Navigation Book (Nikkei BP). → Book details
• 2003Co-authored article "PalmOS: Exploring Its Appeal (Vol.41, No.9)" in the IPSJ journal received the Best Author Award. → Award list
• 1997–2005Developed and published numerous PalmOS applications (Palmware), covering Japanese localization tools, input methods, and utilities, contributing to the Palm Japanese ecosystem. → Palmware page
• 2017An interview on activities to promote Palm devices in Japan was published in Kakaku.com Magazine. → Read article