This thread lead me to discover an interesting piece of history:
The Emperor's Confederate Ironclad
When the U.S. Civil War ended in 1865, naval vessels were sold off in the hundreds as the nation turned to reconstruction. A number of vessels—such as the former CSS Stonewall (above, getting rammed by the Kaiten)—ended up in unexpected places. She saw her first combat not against the Union Navy, but against rebels battling the Meiji Emperor of Japan.
This thread lead me to discover an interesting piece of history:
https://www.usni.org/magazines/naval-history-magazine/2004/december/emperors-confederate-ironclad
I could see that Stonewall showing up in hot, big tt form. But she got renamed Kotetsu and then Azuma.