WWJP83 RJTD 291200 VITAL WARNING FOR YOKOHAMA NAVTEX AREA 291200UTC ISSUED AT 291500UTC DEVELOPING LOW 1012HPA AT 48N 127E MOV ENE 20 KT STNR FRONT FM 34N 169E TO 32N 160E 31N 152E 28N 145E 27N 140E 26N 135E 22N 130E 21N 124E GALE WARNING SOUTHERN SEA OFF KANTO, SOUTHERN SEA OFF TOKAI WITH MAX WINDS 40 KT NORTHERN SEA OFF KANTO, EASTERN SEA OFF TOKAI WITH 35 KT WARNING(NEAR GALE) WESTERN SEA OFF TOKAI, NORTHERN SEA OFF SHIKOKU, SOUTHERN SEA OFF SHIKOKU NXT WARNING WILL BE ISSUED BEFORE 292100UTC =