WWJP84 RJTD 081800 VITAL WARNING FOR OTARU NAVTEX AREA 081800UTC ISSUED AT 082100UTC DEVELOPING LOW 996HPA AT 42N 148E MOV NE 25 KT LOW 998HPA AT 43N 140E MOV ENE 15 KT GALE WARNING SEA WEST OF HOKKAIDO, SEA OFF HIYAMA AND TSUGARU, SEA OFF SADO, SEA OFF NOTO WITH MAX WINDS 40 KT TSUGARU KAIKYO, SEA OFF AKITA WITH 35 KT WARNING(NEAR GALE) SOYA KAIKYO, SEA OFF SOUTHERN COAST OF MARITIME PROVINCE WARNING(DENSE FOG) SEA WEST OF SAKHALIN, SOYA KAIKYO, SEA WEST OF HOKKAIDO, TSUGARU KAIKYO, SEA OFF HIYAMA AND TSUGARU, SEA OFF SOUTHERN COAST OF MARITIME PROVINCE, SEA OFF AKITA, SEA OFF SADO POOR VIS 0.3 MILES OR LESS IN PLACES NXT WARNING WILL BE ISSUED BEFORE 090300UTC =