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Organization: Mercari
Region: Asia
Country: Japan
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Hirotaka Nakajima is a full-time researcher at Mercari, secretary of ISOC Japan Chapter and a partner of LLP. He is currently doing research about a secure routing mechanism utilizing blockchain, and also running an experimental ISP for research projects.

Professional Background

Hirotaka is currently working as a full-time researcher at Mercari, which is one of the most popular Japanese C2C marketplace mobile apps, and researching a data center network and blockchain. Previously, he has worked as a software engineer at W3C(World Wide Web Consortium) and developed systems and tools used for Web standardization.

ICANN and Internet Governance Participation

  • Speaker of a workshop, APrIGF2018
  • Secretary, Internet Society(ISOC), Japan Chapter
  • Internet Governance Conference Japan(IGCJ)

Involvement of Technical Community

  • IETF
  • JANOG(Japan Network Operators' Group)


  • 2010 B.A.(Environmental Information), Keio University
  • 2012 Master of Media and Governance, Keio University
  • 2012 - __ Ph.D. (Media and Governance), Keio University