SOT National Report from Japan Japan Meteorological Agency

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

VOSP Activity in Japan

Distribution of reports from Japanese VOS

Number of Japanese VOS ［ships］ ［year］

Weather Reports by Japanese VOSs

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

“SHIP” masking affected on data monitoring and climate analysis [Reports/day] 9/16 9/22 2005 2006 [Date]

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

VOSClim Activity in Japan

Chofu Maru JCCX Kofu Maru JDWX JMA R/Vs Ryofu Maru Seifu Maru JIVB JGQH Keifu Maru JPBN

SOOP Activity in Japan

Ships participating in SOOP in 2006 Total 1, 049

Map of BATHY and TESAC in 2006

Merchant Ships in SOOP MOL WELLINGTON (H 9 TO; PX 05) KAMINESAN (HPJF; IX 09, 10)

Launcher data

Japanese research vessels which reported BATHY/TESAC messages in 2006. Ship name Callsign Ryofu Maru JGQH Keifu Maru Kofu Maru Chofu Maru Seifu Maru Kaiyo Maru Hokko Maru Wakataka Maru Soyo Maru Yoko Maru Wakatake Maru Hokuho Maru Shunyo Maru Kaiyo Maru Satsumaseiun Maru Sin Oita Maru Fukushima Maru Chishio Maru Wakachiba Aomori Maru Shinkai Maru Kanou Maru Ehime Maru Kaiho Maru V JPBN JDWX JCCX JIVB JNZL JEEB JQIX JGKL 7 KDD JLOV JLRE JETM JKQQ JIQR JNWI JBZR JPVR JPWL JCBY 7 LOV 7 JLH 7 JPF 7 MGG Operating Agency Japan Meteorological Agency (JMA) JMA JMA Japan Fisheries Agency (JFA) Fisheries Research Agency (FRA) FRA FRA FRA Niigata Pref. Govern. Kagoshima Pref. Govern. Oita Pref. Govern. Fukushima Pref. Govern. Chiba Pref. Govern. Aomori Pref. Govern. Shimane Pref. Govern. Ishikawa Pref. Govern. Ehime Pref. Govern. Okinawa Pref. Govern. Number of Messages 296* 305* 354 384 353 134 393 626 267 43 4 12 15 12 57 37 226 5 2 37 42 19 28 27 Ship name Callsign Operating Agency Number of messages Genyo Maru Kashima Maru Ooshima Maru Shirochidori Ashuu Maru Unryu Maru Yuuzan Maru Shoyo Takuyo Meiyo Kaiyo Tenyo Kagoshima Maru 7 KRU JEDY JHAA JHQA JIJY JIVJ JJWR JLPT 7 JWN JNQN JGBF JBBC Fukuoka Pref. Govern. Ibaraki Pref. Govern. Tokyo Metro. Govern. Mie Pref. Govern. Tokushima Pref. Govern. Fukui Pref. Govern. Toyama Pref. Govern. Japan Coast Guard (JCG) JCG JCG 99 45 24 10 162 8 53 523 722 395 1243 573 JLVC Kagoshima Univ. 46 Mirai JNSR Japan Agency for Marine. Earth Science and Technology (JAMSTEC) 246 H 9 TO JMA/JAMSTEC 54* HPJF JCHQ JAMSTEC Tohoku Univ. /JAMSTEC 418* 339* MOL Wellington KAMINESAN Miyagi Maru Total : 41 ships 8638 reports

ASAP Activity in Japan

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 JGQH Others (DCP via the MTSAT) GPS/Vaisala RS 80 -15 G, RS 92 -SGP Container (Semiautomatic) 8 m North Pacific 708514 Research ship Kofu Maru JDWX Others (DCP via the MTSAT) GPS/Vaisala RS 80 -15 G, RS 92 -SGP Container (Semiautomatic) 6 m Seas adjacent to Japan 191678 Research ship Seifu Maru JIVB Others (DCP via the MTSAT) GPS/Vaisala RS 80 -15 G, RS 92 -SGP Container (Semiautomatic) 6 m Seas adjacent to Japan 458533 Research ship Chofu Maru JCCX Others (DCP via the MTSAT) GPS/Vaisala RS 80 -15 G, RS 92 -SGP Container (Semiautomatic) 6 m Seas adjacent to Japan 126138 Research ship Mirai JNSR Inmarsat-C GPS/Vaisala RS 92 -SGP Container (Semiautomatic) 18 m Variable -

Map of TEMPSHIP in 2006

PMO Activity in Japan

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

Barometer Checked ships by PMOs

Brochures and website (in Japanese and English)

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