ACTION: This offer was made on karch 24. urine from two patients, On March 26 we obtained On April 1 we cbtained urine from 5 more. ¥e have not obtained urine from the remaining 16 patients despite our repeated attempts to do $0, (2) I offered tu scan the fishermen for radiation, using twu Scinti-«= meters that I nad available. ACTION: I have been unable to do this because they have not permitted the American team to have access to the patients. (3) In response tu the Japanese request I offered to previde a report on the biologically significant radioeisotopes present in the ash. ACTION: Dr. Nakaizumi gave me 6 small amount of deck sweepings froa the Fuluryu Maru. for future study. This I have sent to the Health and Safety Laboratory The composition of the ash was actually known to the Commission from analysis performed by the Air Force on the matertal obtained from the Fukuryu Maru Prior to ay visit. Authorization for transmission of this information to the Japanese was communicated to me in telegram No. 2199 from the Secretary of State to the ambassador, I transmitted this information to Dr. Kobayoshi on April 7. (kh) I offered to arrange for animal studies which would provide useful infurmation on absorption and metabolisa of the various radicchemical components of the ash, . ACTION: The Japanese reported the extent of the total amount of ash recovered is 50 millocuries. They now deny that this auch is available and have no inventory of the material, Except for the small amount of ash turned ever to ae by Dr. Nakaisumi amd a similar amount which I recovered on a subsequent visit to the FPukuryu Maru, mo ash has been made availatie to use (5) In response to Japanese requests, [ agreed to recommend monitoring preeacdures fur the tuna inspectors. ACTION: Monitoring procedures was devised Sut I deferred the questicn of maximum permissable contamination until more information became availabe on the extent and type of contamination. I agreed to stam by until the first contaminated tuna were found by inspection, at which time I would go to the scene of inspection and recommend specifically on the basis of ay cwm observations whether the catch should be accepted or rejected. As noted elsewhere in some detail, the Japanese never permitted se to examine tuna which was alledgely contaminated. SPECIAL PROBLEMS ARISING OUT OF THE INCIDENT The mishap to the Fukuryu Maru created a number of separate, but inter- related problems. Of these, the most urgent was the clinical status of the 23 fishermen, a subject with which Dr. Morton is exclusively concerned and about which he will report separately. attention were: fie? Other problems which required - | | we.