Horrific, yes. However, estimates for the total number of people killed by Imperial Japan during World War II (primarily 1937–1945) range from roughly 20 to 30 million or higher across the Asia-Pacific theater, and they refused unconditional surrender until 2 atomic bombs stopped them killing who knows how many more.
Can’t wait for the ultrasonic truck driving my coffee beans down the mountain to port, and the ultrasonic cargo ship bring my coffee beans from Colombia.