WWJP75 RJTD 210600 IMPORTANT WARNING FOR KUSHIRO NAVTEX AREA 210600UTC ISSUED AT 210900UTC DEVELOPING LOW 998HPA AT 34N 148E MOV NE 25 KT FCST POSITION FOR 211800UTC AT 37N 153E WITH UNCERTANITY OF 50 MILES RADIUS FCST POSITION FOR 220600UTC AT 38N 159E WITH UNCERTANITY OF 80 MILES RADIUS WARNING(NEAR GALE) SEA EAST OF SAKHALIN, SEA OFF ABASHIRI, SOYA KAIKYO, SEA EAST OF HOKKAIDO, TSUGARU KAIKYO, EASTERN SEA OFF SANRIKU, WESTERN SEA OFF SANRIKU WARNING(DENSE FOG) SEA EAST OF SAKHALIN, SEA OFF ABASHIRI, SOYA KAIKYO, SEA EAST OF HOKKAIDO POOR VIS 0.3 MILES OR LESS IN PLACES NXT WARNING WILL BE ISSUED BEFORE 211500UTC =