WWJP83 RJTD 051200 VITAL WARNING FOR YOKOHAMA NAVTEX AREA 051200UTC ISSUED AT 051500UTC DEVELOPING LOW 992HPA AT 48N 154E MOV NNE 20 KT STNR FRONT FM 25N 108E TO 25N 115E 28N 121E 31N 126E 30N 129E 30N 131E 29N 134E 27N 137E GALE WARNING EASTERN SEA OFF SANRIKU, NORTHERN SEA OFF KANTO, SOUTHERN SEA OFF KANTO, EASTERN SEA OFF TOKAI, WESTERN SEA OFF TOKAI, SOUTHERN SEA OFF TOKAI, NORTHERN SEA OFF SHIKOKU, SOUTHERN SEA OFF SHIKOKU WITH MAX WINDS 35 KT WARNING(NEAR GALE) WESTERN SEA OFF SANRIKU WARNING(DENSE FOG) EASTERN SEA OFF SANRIKU, WESTERN SEA OFF SANRIKU, NORTHERN SEA OFF KANTO, SOUTHERN SEA OFF KANTO, SOUTHERN SEA OFF SHIKOKU POOR VIS 0.3 MILES OR LESS IN PLACES NXT WARNING WILL BE ISSUED BEFORE 052100UTC =