WWJP74 RJTD 281200 IMPORTANT WARNING FOR OTARU NAVTEX AREA 281200UTC ISSUED AT 281500UTC W-FRONT FM 42N 127E TO 41N 130E 39N 134E WARNING(NEAR GALE) SEA WEST OF HOKKAIDO, SEA OFF HIYAMA AND TSUGARU, SEA OFF SOUTHERN COAST OF MARITIME PROVINCE WARNING(DENSE FOG) SEA WEST OF SAKHALIN POOR VIS 0.3 MILES OR LESS IN PLACES NXT WARNING WILL BE ISSUED BEFORE 282100UTC =