Director of the International Affairs Division of the Ministry of Health and Welfare, Dr, Tomokazu Kato, head of the Planning Section of the Lureau of Public Health, Mr. Sanuro Ishikava, legal counsel, Mr, Watanabe, interpreter, Chief of the Seamen's and Mr. Tosikaya Takeuchi, assistant Insurance Section of the Bureau within the Division of the Ministry, The Committee would also like to note its special thanks to Pr. Toshiyuki Kumatori, who heads the Clinical Research Division of the Japanese National Institute for Radiological Sciences for his acting as a consultant to the Committee, and is thus also grateful to Dr, Keisuke Misono, Director of the Institute for allowing Dr, Kumatori to narticipate in the Committee's work. The Committee is especially appreciative of having the opportunity to meet and talk with Mr. Matashigi Oshi a former crewmember of the Lucky Dragon. The Committee wishes to also note its appreciation to Mr. Warren Flsner, Mr. John Krimsky, Mr. David Jones, and Mrs. Toshiko Saito of Pan American World Airways for their invaluable assistance to the Committee during its stay in Japan. Hiroshima The Committee would like to extend its sincere appreciation to the Honorable Istuo Nagano, Governor of Hiroshima Prefecture, and the Honorable Setsuo Yamada, Mayor of Hiroshima City and to his Foreign Affairs Chief, Mr. Kaoru Ogura, A note of appreciation is also due to the staff of the Atomic Bomb Casualty Commission in Hiroshima including Dr. George RB, Darling, 179