WWJP84 RJTD 030600 VITAL WARNING FOR OTARU NAVTEX AREA 030600UTC ISSUED AT 030900UTC SEVERE TROPICAL STORM 2606 JANGMI(2606) 985HPA AT 35.0N 141.0E MOV ENE 25 KT POSITION FAIR MAX WINDS 50 KT RADIUS OF OVER 30 KT WINDS 350NM EAST AND 240NM ELSEWHERE FCST POSITION FOR 031800UTC AT 36.5N 144.4E WITH 30 MILES RADIUS OF 70 PERCENT PROB CIRCLE MAX WINDS 50 KT FCST POSITION FOR 040600UTC AT 36.9N 147.0E WITH 42 MILES RADIUS OF 70 PERCENT PROB CIRCLE BECOMING EXTRATROPICAL LOW MAX WINDS 50 KT GALE WARNING SEA OFF NOTO WITH MAX WINDS 40 KT SEA OFF SADO WITH 35 KT 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, SEA OFF NOTO POOR VIS 0.3 MILES OR LESS IN PLACES NXT WARNING WILL BE ISSUED BEFORE 031500UTC =