I think my Uncle fought in Buna with the US Army 32nd Infantry Division. He drank himself to death after the war, so I didn't know him very well, unfortunately.
No Tsunami Warning, Advisory, Watch, or Threat
Earthquake:
Magnitude: 6.9
Origin Time: 4/18/2020, 3:25:39 AM
< Depth: 301 mi.
Lat: 27.2° N Lon: 140.7° E
Location: in the Bonin Islands, Japan region
https://www.tsunami.gov/