Executive Committee of the Conference

• Developper, On-line submission and reviewing paper system, IEEE Speech Coding Workshop(SCW 2002),  2002
• Exective Committee Member, 10th Annual Conference of Virtual Reality Society Japan, Jan. 2005 - Mar. 2006 (14 months)
  http://www.vrsj.org/ac/2005/
• Exective Committee Member, H21 Tokai-Section Joint Conference on Electrical and Related Engineering, 2009
  http://www.ieice.org/tokai/rengo/
• Program Committee Member, H22 Tokai-Section Joint Conference on Electrical and Related Engineering, 2010
  http://www2.iee.or.jp/~tokai/rengo2010/
• Program Committee Member, H23 Tokai-Section Joint Conference on Electrical and Related Engineering, 2011
  http://www.ipsj-tokai.jp/rengo2011/
• Secretary, H24 Tokai-Section Joint Conference on Electrical and Related Engineering, 2012
  http://www.ipsj-tokai.jp/rengo2012/
• Program Committee Member, 2012 IEICE General Conference, 2011
  http://www.toyoag.co.jp/ieice/G_top/g_top.html
• Program Committee Member, 2015 IEICE General Conference, 2015
  http://www.toyoag.co.jp/ieice/G_top/g_top.html
• Program Committee Member, 2015 IEICE General Conference, 2016
  http://www.ieice-taikai.jp/jpn/

Committee Member

• Executive Committee Member, Interactive Speech Technology Consortium (ISTC), 2006 - 2009 (4 years)
  http://www.astem.or.jp/istc/
• Technical Committee Member, SIG-WIT (Well-being Information Technology), The Institute of Electronics, Information and Communication Engineers (IEIE), 2010.5 - 2011.4 (1 year)
  http://www.ieice.org/~wit/
• Assistant Executive Secretary, SIG-WIT (Well-being Information Technology), The Institute of Electronics, Information and Communication Engineers (IEICE), May. 2011 - Apr. 2012 (2 years)
  http://www.ieice.org/~wit/
• Accounting Secretary, SIG-WIT (Well-being Information Technology), The Institute of Electronics, Information and Communication Engineers (IEICE), May. 2013 - Apr. 2015 (2 years)
  http://www.ieice.org/~wit/
• Executive Secretary, SIG-WIT (Well-being Information Technology), The Institute of Electronics, Information and Communication Engineers (IEICE), May. 2015 - 2018 (4 year)
  http://www.ieice.org/~wit/
  
• Chairman, SIG-WIT (Well-being Information Technology), The Institute of Electronics, Information and Communication Engineers (IEICE), May. 2019 - 2020 (2 year)
  http://www.ieice.org/~wit/ 
  
• Vice-Chairman, SIG-WIT (Well-being Information Technology), The Institute of Electronics, Information and Communication Engineers (IEICE), May. 2023 -
  http://www.ieice.org/~wit/ 
  
• Executive Secretary, SIG-LARC (Language As Real-time Communication), The Institute of Electronics, Information and Communication Engineers (IEICE), Jun. 2016 -
  http://www.ieice.org/~larc/
• Charmain, SIG-LARC (Language As Real-time Communication), The Institute of Electronics, Information and Communication Engineers (IEICE), Jun. 2020 - 
  http://www.ieice.org/~larc/
• Steering Committee member, IPSJ Special Intersst Group on Music and Computer (SIGMUS), Information Society of Japan (IPSJ), 2018 - 2021.
  http://www.sigmus.jp/
• Executive Secretary, IPSJ Special Intersst Group on Music and Computer (SIGMUS), Information Society of Japan (IPSJ), 2022 - 
  http://www.sigmus.jp/
  

Editorial and Review Committee

• Review Committee Member, Acoustics Society of Japan, 2010.3 -
• Editorial Committee, IEICE, Oct. 2014 - Sep. 2018

Society (& Branch) Officer

• Exective secretary, Tokai Branch of Acoustical Society of Japan, Apr. 2009 -  Mar. 2013 (4 years)
  http://www.asj-tokai.jp/
• Exective Committee Member, 2nd Young Researcher Seminar on Acoustics, 2011
  http://alagin.jp/old_event.html
• Exective Committee Member, 1st Young Researcher Seminar on Acoustic, 2010
  http://alagin.jp/old_event.html
• Exective Committee, 30th anniversary event of Tokai Branch of Acoustical Society of Japan, 2012 - 2013 (1 year)