WWJP74 RJTD 130600 IMPORTANT WARNING FOR OTARU NAVTEX AREA 130600UTC ISSUED AT 130900UTC DEVELOPING LOW 1004HPA AT 49N 154E MOV EAST 25 KT WARNING(NEAR GALE) SEA WEST OF SAKHALIN, SEA OFF SOUTHERN COAST OF MARITIME PROVINCE WARNING(DENSE FOG) SEA WEST OF SAKHALIN, SOYA KAIKYO, SEA WEST OF HOKKAIDO, SEA OFF HIYAMA AND TSUGARU, SEA OFF SOUTHERN COAST OF MARITIME PROVINCE, SEA OFF AKITA, SEA OFF SADO, SEA OFF NOTO POOR VIS 0.3 MILES OR LESS IN PLACES NXT WARNING WILL BE ISSUED BEFORE 131500UTC =