1. Welcome to the 9 th International “Hiroshima” symposium Y. Unno (Chair of the OC), Y. Fukazawa (Chair of LOC) for the organizing committee 1Y. Unno, Opening address, 2013/9/2

2. 20 years Anniversary!! The symposium was started in 1993 by Prof. Takashi Ohsugi and the members of organizing committee. To bring together experts of semiconductor tracking detectors from all over the world for discussions and stimulations. Your achievements are published in Nucl. Instr. Meth. to be the reference of the field. This is the number 9 th in the series and of the 20 years Anniversary!! The previous sites are geographically… 2Y. Unno, Opening address, 2013/9/2

3. around the Pacific rim… Hiroshima: 1993, 1995, 2000, 2004, 2009, 2013 Taipei:2011 Melbourne: 1997 Carmel:2006 3Y. Unno, Opening address, 2013/9/2 ©Google map (Next one will be an another exciting…)

4. Peace Memorial Park Architectures – Design awarded to Kenzo TANGE Y. Unno, Opening address, 2013/9/24 A-bomb center

5. Welcome to Hiroshima Warm welcome from Organizers, but also from Mayor of the City of Hiroshima, Kazumi MATSUI – posted in the bulletin board The symposium is not only to stimulate your activity but also to have you enjoy the local’s. – symposium: a drinking party or convivial discussion, esp. as held after a banquet – New Oxford American Dictionary Excursion and Dinner … See Yashushi F.’s Logistics “Companion” program –Machiko O., Shaila S., … Tour to Town of “Kurashiki” on Tues., 3 rd Sep., where you see a painting of El Greco, e.g. Welcome to this year’s symposium and Enjoy it. 5Y. Unno, Opening address, 2013/9/2

6. Acknowledgements Organizing committee – Y. Fukazawa (Local Chair), Hiroshima Univ. – S. Hou, Academia Sinica – T. Ohusgi, Hiroshima Univ. – H. Sadrozinski, UC Santa Cruz – Y. Unno (OC chair), KEK Scientific Secretaries – T. Mizuno, Hiroshima Univ. – H. Takahashi, Hiroshima Univ. – and Students from the Univ. International Advisary Board – G. Hall, Imperial Colledge – T. Kondo, KEK – S.C. Lee, Academia Sinica – H. Sadrozinski, UC Santa Cruz – A. Seiden, UC Santa Cruz – H. Spieler, LBNL – T. Takahashi, ISAS – M. Turala, Polish Academy of Sciences (PL) – P. Weilhammer, CERN Supported by – KEK – Hiroshima University – Phoenix Leader Education Program (Hiroshima Initiative) for Renaissance from Radiation Disaster – Grants-in-Aid for Scientific Research by the Ministry of Education, Culture, Sports, Science and Technology of Japan (24244014, 24000004) – City of Hiroshima – Hamamatsu Photonics K.K. Y. Unno, Opening address, 2013/9/26