◆Special Visiting Professor, Ritsumeikan University (Global COE Program for Ars Vivendi
◆President, Africa Japan Forum
◆March 16, 2011 "In Perilous Times Like These We Need to Keep the Flame of International Solidarity Alive More Then Ever"
◆Dec.- Nov., 2009 "Survey in Ethiopia and Kenya: Inspection on Hunger, Aid and AIDS after 25 Years"
◆September 28-29, 2009 "Working Hand-in-hand for the Just World"
, 2009 UNU/UNESCO International Conference on Africa and Globalization-Learning from the Past, Enabling a Better Future-", United Nations University
◆February 12, 2008 "Seeing Tomorrow's Africa in View of Fight with Poverty and AIDs"
Course on Africa Held by Okayama International Foundation
◆Tsuyama, Naoko, Hirabayashi, Kaoru & Hayashi, Tatsuo November 28, 2007 "Two Women Who Live in South Africa Talk" (Round Table Discussion)
Tsuyama, Naoko (Living in Africa for 13 years, Local Representative of JVC in South Africa) X Hirabayashi, Kaoru (Living in Africa for 10 years, Local Representative of TAAA in South Africa) X Hayashi, Tatsuo（Involved in Africa for 25 Years, Representative of AJF)
◆August 22, 2007 "Talking about My Feeling to Africa: Responding to the Interview"
◆May 23, 2007 "Civil Society that Creates Japan that Contributes to the World"
Theory of Civil Society II, Keio University
◆May 11, 2007 "From Africa to White Bands and Year 2008: Hayashi, Tatsuo's Message"
◆April 21, 2007 "Fight with AIDS: Voices of People That Changed the World"
Construction of "Ars Vivendi", Saturday Lecture, Ritsumeikan University
◆February 13, 2007 Lecture at Wise Man Club
Host:Wise Man Club in Tokyo, Wise Man Club in Tokyo
◆February 10, 2007 Remark as a Symposist
Symposium "Dialogue between Citizens and the Government Changes the Global Society"
◆February 5, 2007 Remark as a Panelist
ODA Town Meeting, Hosted by the Foreign Ministry, International House, Osaka
◆June 3, 2005 Fight with AIDS: People's Voices that Changed the World
, Iwanami Booklet No.654, ISBN: 4000093541 504yen [amazon]
◆August 2001 "AIDS and Security Guarantees of Human Being: Health and Medical Care in the Age of Disease and Pro-patent"
Katsumata, Makoto (ed) Globalization and Security Guarantees of Human Being
(Japanese), Nihon Keizai Hyoronsha, 401p. ISBN-10: 4818813648 ISBN-13: 978-4818813649 2835yen [amazon]
◆Ars Vivendi E-mail Magazine No.55 (August 15, 2011)
UP:July 3, 2008 REV:September 26, 2008/September 30, 2008/October 3, 2008/December 9, 2008/October 8, 2009/August 9, 2011/September 7, 2011/July 30, 2013