WWJP75 RJTD 051200 IMPORTANT WARNING FOR KUSHIRO NAVTEX AREA 051200UTC ISSUED AT 051500UTC PRESSURE GRADIENT IS STEEP WARNING(NEAR GALE) WESTERN SEA OFF SANRIKU WARNING(DENSE FOG) SEA EAST OF SAKHALIN, SEA OFF ABASHIRI, SOYA KAIKYO, SEA EAST OF HOKKAIDO, SEA OFF KUSHIRO, SEA OFF HIDAKA POOR VIS 0.3 MILES OR LESS IN PLACES NXT WARNING WILL BE ISSUED BEFORE 052100UTC =