####018000290#### WEPA40 RJTD 221833 TSUNAMI BULLETIN ISSUED BY JMA AT 1833Z 22 APR ORIGIN TIME 1826Z 22 APR PRELIMINARY EPICENTER LAT 23.8 N. LON 121.6 E. TAIWAN REGION FOCAL DEPTH 0 KM MAG 6.6 NO SIGNIFICANT TSUNAMI IS EXPECTED IN COASTAL AREAS OF JAPAN NO FURTHER ACTION WILL BE TAKEN=