My 7 recommended books

A long time ago, there was something called the #7BookCoverChallenge. It was a challenge to contribute to the spread of reading culture. "The way to participate is to take a photo of the cover of one of your favorite books every day for seven days and post it. Upload only the cover image without any description of the book, and take a photo of the cover every day.

Further display My 7 recommended books

A book to read if you're working on Identity - "Metaverse Evolution: A new world of "liberation" and "creativity" emerging in the wilderness of virtual reality"

First of all, to those in the identity industry For now, anyone interested in identity should read this book, "Metaverse Evolution Theory." By freeing ourselves from the physical limitations of reality as metaverse avatars and being able to handle them in an abstract space, we can change the way we manage our identities and privacy...

Further display A book to read if you're working on Identity - "Metaverse Evolution: A new world of "liberation" and "creativity" emerging in the wilderness of virtual reality"
Unsolved Problems of Web3

"Web3 Unsolved Problems" is on sale today (2/29). It includes "SBT", "DID", and "Fallacy of Variance". The Kindle version is available for immediate download. If you bring the paper version to BGIN, you may even get a signature from me or Professor Matsuo!

The new book "Unsolved Problems of Web3" is on sale today (February 2024, 2). It includes the paid article "The Fallacy of Variance" published on Nikkei XTech on February 29. It is available on Amazon and other sites. There is also a Kindle version. Also, the paper version will be available on BGIN Block #2 starting on Sunday...

Further display "Web3 Unsolved Problems" is on sale today (2/29). It includes "SBT", "DID", and "Fallacy of Variance". The Kindle version is available for immediate download. If you bring the paper version to BGIN, you may even get a signature from me or Professor Matsuo!
Digital Identity

"Digital Identity: The Core of Cyber ​​Business that Managers Don't Know" has been published

My first book, "Digital Identity," was published by Nikkei BP on July 7th. You can purchase it from Amazon and other sites. I hope you will pick it up. Not only startups but also major companies are focusing on cyber business, but as the number of companies entering the market increases, the number of incidents and accidents is also increasing...

Further display "Digital Identity: The Core of Cyber ​​Business that Managers Don't Know" has been published
Unsolved problems of blockchain technology

"Unsolved Problems in Blockchain Technology" has been published

"Unsolved Problems in Blockchain Technology," co-authored with Professor Matsuo of Georgetown University and others, has been published. It is available on Amazon and other platforms. I was in charge of the chapter. In this chapter, I go back to the paper to explain what Satoshi Nakamoto aimed for and what the Bitcoin blockchain is...

Further display "Unsolved Problems in Blockchain Technology" has been published
My Number: Opening up the future

The book "My Number: Opening the Future" has been published (2015/10/24)

My co-authored book, "My Number: Opening the Future," has been published by Chuo Keizai-sha. I am in charge of Chapter 6, "To make the My Number system a common social infrastructure for both the public and private sectors," and I write about the future, including "the My Number system for use on smartphones." You can purchase it on Amazon and other sites. Table of Contents Chapter 1 Introduction (...

Further display The book "My Number: Opening the Future" has been published (2015/10/24)

ID Business in 2015: From Vending Machines to Public Certification with a Single Card Hardcover – April 1, 2009

A book I co-authored with the Nomura Research Institute ID Business Project Team, "ID Business in 2015: From Vending Machines to Public Authentication with a Single Card," has been published by Toyo Keizai Inc. It is available for purchase on Amazon and elsewhere. I hope you will pick up a copy.

Further display ID Business in 2015: From Vending Machines to Public Certification with a Single Card Hardcover – April 1, 2009