Sosciety Activities

1. IEEE (Life Fellow), Information Theory Society

2. IEICE (Fellow)

  • Committees
    Auditor (June 2016 -- May 2018)
    Delegate (April 2012 -- March 2015, April 2017 -- March 2021)
    Editor-in-Chief of ESS Socieity (June 2014 -- May 2016)
    Project Commitee Memeber (May 2013 -- June 2017)
    Director (President of ESS Socieity) (May 2012 -- May 2013)
    Director (Junior Presisent of ESS Socieity) (May 2011 -- May 2012)
    Advisor of Edditing Board (May 2011-- May 2014)
    Vice President of ESS Socieity (May 2005 -- May 2006)
    Advisor of Research Committee of Information Theory (May 2002 -- )
    Chair of Resarch Committee of Information Theory (May 2001-- May 2005)
    Vice Chair of Resarch Committee of Information Theory (May 2000 -- May 2001)
    Research Commitee Member of Information Security (May 1992 -- July 2005)
    BOG member of Techinical Socieity of Information Theory and Its Applications (June 944 -- May 1966)
    Symposium Secretary of ESS Socieity (June 1994 -- May 1996)
  • IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
    Editor-in-Chief (May 2009 - May 2011)
    Guest Co-Editor-in-Chief for "Special Section on Cryptography and Information Security" (Vol.92-A, No.10, 2009)
    Guest Associate Editor for "Special Section on Cryptography and Information Security" (Vol.E84-A, No.1, 2001, and Vol.E83-A, No.1, 2000)
    Guest Associate Editor for "Special section on Information Theory and Its Applications" (Vol.E80-A, No.11, 1997, and Vol.E79-A, No.9, 1996)
  • IEICE TRANSACTIONS (Japanese Edition)
    和文論文誌A(基礎・境界), 「情報論的学習理論小特集(J83-A, No.6, 2000)」編集委員 (Guest Associate Editor)
    和文論文誌A(基礎・境界), 「代数曲線とその応用小特集(J82-A, No.8, 1999)」編集委員 (Guest Associate Editor)
    和文論文誌A(基礎・境界), 副編集委員長 (Deputy Editor-in-Chief)(May 1999 -- April 2000)
    和文論文誌A(基礎・境界), 編集委員(Associate Editor)(May 1997 -- May 2001)
    基礎・境界ソサイエティ誌編集委員(Associate Editor) (May 1995 -- April 1999)

3. 日本応用数理学会 (JSIAM)

  • 学会誌「応用数理」 (Bulletin of the Japan Society for Industrial and Applied Mathematics, Japanese Edition)
    編集委員会副編集委員長(Deputy Editor-in-Chief)(April 1997 -- March 1998)
    学会誌「応用数理」編集委員会委員 (Associate Editor) (April 1995 -- March 1998)

4. SITA (Society of Information Theory and Its Applications)


  • (The SITA was reorganized as the Techinical Society of SITA in IEICE in 2011)
  • Advisor (2009--2010)
    President (2008--2009)
    Auditor (2006 -- 2007)
    Vice President (2004 -- 2005)
    Council Person(2002 -- 2003)
    Director (General Affairs) (2000 -- 2001)  
    Director(without portfolio) (1998 -- 1999)
    Council Person(1996 --1997)
    Director (General Affairs) (1994 --1995) 
    Project Secretary (1993)

5. Symposiums

  • 2020 IEEE International Symposium on Information Theory (ISIT2020), TPC Member
  • 2015 IEEE International Symposium on Information Theory (ISIT2015), TPC Member
  • 2014 International Symposium on Information Theory and its Applications (ISITA2014), International Advisory Commitee Co-chair
  • 2012 International Symposium on Information Theory and its Applications (ISITA2012), TPC Member
  • 2011 International Symposium on Network Coding (NetCod2011) TPC Member
  • 2010 International Symposium on Information Theory and its Applications (ISITA2010), TPC Member
  • 2008 International Symposium on Information Theory and its Applications (ISITA2008), TPC Chair
  • 2006 IEEE International Symposium on Information Theory (IEEE-ISIT2006), TPC Member
  • 4-th Asia-Europe workshop on Information theory (AEW4), Co-Chair
  • 2004 International Symposium on Information Theory and its Application (ISITA2004), TPC Co-Chair
  • 3rd Asia-Europe workshop on Information theory, TPC Member
  • 2003 IEEE International Symposium on Information Theory (IEEE-ISIT2003), TPC Member
  • 2000 International Symposium on Information Theory and its Application (ISITA2000), TPC Member
  • 1998 Symposium on Cryptography and Information Security (SCIS'98, domestic) TPC Member
  • The 19th Symposium on Information Theory and Its Applications (SITA'96, domestic) General Committee Member(General Affairs)
  • 1996 International Symposium on Information Theory and Its Application (ISITA'96), TPC Member
  • The 18th Symposium on Information Theory and Its Applications (SITA'95, domestic), TPC Member
  • The 13th Symposium on Information Theory and Its Applications (SITA'90, domestic) General Committee Member