1. SOT National Report from Japan (Japan Meteorological Agency) SOT-IV (Geneva, 2007)

2. VOSP Activity in Japan

3. Distribution of reports from Japanese VOS

4. Number of Japanese VOS ［ ships ］ ［ year ］

5. Weather Reports by Japanese VOSs

6. Non-“callsign masking” ships Data exchange in the network of WMO Reports with dummy callsign BBXX JGQH 26034 99070 11623 41/97 70103 10283 20230 40079 57018 70222 83963 22263 00294 1//03 20100 32414 40702 50702 70016= BBXX SHIP 26034 99070 11623 41/97 70103 10283 20230 40079 57018 70222 83963 22263 00294 1//03 20100 32414 40702 50702 70016= “Callsign masking” ships Reports with callsign JMA Security issue was raised in Sep. 2005 and Tentative measure (SHIP) was adopted.

7. [Date] [Reports/day] 20052006 “SHIP” masking affected on data monitoring and climate analysis 9/22 9/16

8. Non-“callsign masking” ships Data exchange in the network of WMO Establishing “Improved SHIP” Reports with dummy callsign BBXX JGQH 26034 99070 11623 41/97 70103 10283 20230 40079 57018 70222 83963 22263 00294 1//03 20100 32414 40702 50702 70016= BBXX SHIP 26034 99070 11623 41/97 70103 10283 20230 40079 57018 70222 83963 22263 00294 1//03 20100 32414 40702 50702 70016=  More accurate weather forecast  Contributions to safety navigation  More precise climate information “Callsign masking” ships Original weather reports with callsign Callsign Replacing Reports with callsign JMA Non-Replacing Reports with callsign Yamaguchi LES Registered NMHSs (Secured data exchange in real time)

9. VOSClim Activity in Japan

10. Ryofu MaruJGQH Keifu MaruJPBN Kofu MaruJDWXChofu MaruJCCX Seifu MaruJIVB JMA R/Vs

11. SOOP Activity in Japan

12. Ships participating in SOOP in 2006 Total 1,049

13. Map of BATHY and TESAC in 2006

14. MOL WELLINGTON (H9TO; PX05)KAMINESAN (HPJF; IX09,10) Merchant Ships in SOOP

15. Launcher data

16. Japanese research vessels which reported BATHY/TESAC messages in 2006. Ship nameCallsignOperating Agency Number of Messages Ryofu MaruJGQH Japan Meteorological Agency (JMA) 296* Keifu MaruJPBNJMA305* Kofu MaruJDWXJMA354 Chofu MaruJCCXJMA384 Seifu MaruJIVBJMA353 Kaiyo MaruJNZLJapan Fisheries Agency (JFA)134 Hokko MaruJEEBFisheries Research Agency (FRA)393 Wakataka MaruJQIXFRA626 Soyo MaruJGKLFRA267 Yoko Maru7KDDFRA43 Wakatake MaruJLOVFRA4 Hokuho MaruJLREFRA12 Shunyo MaruJETMFRA15 Kaiyo MaruJKQQNiigata Pref. Govern.12 Satsumaseiun MaruJIQRKagoshima Pref. Govern.57 Sin Oita MaruJNWIOita Pref. Govern.37 Fukushima MaruJBZRFukushima Pref. Govern.226 Chishio MaruJPVRChiba Pref. Govern.5 WakachibaJPWLChiba Pref. Govern.2 Aomori MaruJCBYAomori Pref. Govern.37 Shinkai Maru7LOVShimane Pref. Govern.42 Kanou Maru7JLHIshikawa Pref. Govern.19 Ehime Maru7JPFEhime Pref. Govern.28 Kaiho Maru V7MGGOkinawa Pref. Govern.27 Ship name Callsign Operating Agency Number of messages Genyo Maru 7KRU Fukuoka Pref. Govern. 99 Kashima Maru JEDY Ibaraki Pref. Govern. 45 Ooshima Maru JHAA Tokyo Metro. Govern. 24 ShirochidoriJHQA Mie Pref. Govern. 10 Ashuu Maru JIJY Tokushima Pref. Govern. 162 Unryu Maru JIVJ Fukui Pref. Govern. 8 Yuuzan Maru JJWR Toyama Pref. Govern. 53 ShoyoJLPT Japan Coast Guard (JCG) 523 Takuyo7JWNJCG722 MeiyoJNQNJCG395 KaiyoJGBFJCG1243 TenyoJBBCJCG573 Kagoshima Maru JLVC Kagoshima Univ. 46 MiraiJNSR Japan Agency for Marine- Earth Science and Technology (JAMSTEC) 246 MOL Wellington H9TOJMA/JAMSTEC54* KAMINESANHPJFJAMSTEC418* Miyagi Maru JCHQ Tohoku Univ./JAMSTEC 339* Total : 41 ships 8638 reports

17. ASAP Activity in Japan

18. ASAP participant ships in Japan Type of ship (1) Ship name Callsign Comms method (2) Windfind method / sonde type (3) Launch method (4) Launch height (5) Area of operation (6) ASAP unit ID No. Research ship Ryofu Maru JGQHOthers (DCP via the MTSAT) GPS/Vaisala RS80-15G, RS92-SGP Container (Semi- automatic) 8mNorth Pacific 708514 Research ship Kofu Maru JDWXOthers (DCP via the MTSAT) GPS/Vaisala RS80-15G, RS92-SGP Container (Semi- automatic) 6mSeas adjacent to Japan 191678 Research ship Seifu Maru JIVBOthers (DCP via the MTSAT) GPS/Vaisala RS80-15G, RS92-SGP Container (Semi- automatic) 6mSeas adjacent to Japan 458533 Research ship Chofu Maru JCCXOthers (DCP via the MTSAT) GPS/Vaisala RS80-15G, RS92-SGP Container (Semi- automatic) 6mSeas adjacent to Japan 126138 Research ship MiraiJNSRInmarsat-CGPS/Vaisala RS92-SGP Container (Semi- automatic) 18mVariable-

19. Map of TEMPSHIP in 2006

20. PMO Activity in Japan

21. Japanese PMOs Yokohama, Nagoya, Kobe; Yokohama, Nagoya, Kobe; The top 3 ports visited by the most oceangoing ships in Japan. The top 3 ports visited by the most oceangoing ships in Japan. Kobe, Nagasaki, Hakodate, Maizuru; Kobe, Nagasaki, Hakodate, Maizuru; Home ports of JMA R/Vs of Marine Observatories Home ports of JMA R/Vs of Marine Observatories

22. Barometer Checked ships by PMOs

23. Brochures and website (in Japanese and English) (in Japanese and English)

24. Thank you (Japan Meteorological Agency) SOT-IV (Geneva, 2007)