[Pete]

Simple question: Would we have let Japan build a Buddhist temple at Pearl Harbor...DURING WWII?

Duh.

[Oratam]

Exactly. By this logic, the submerged decks of the Arizona would be an appropriate place to erect a Shinto shrine.

[Truth29]

"Simple question: Would we have let Japan build a Buddhist temple at Pearl Harbor...DURING WWII?

Duh."

I take your point, but the official Japanese state religion was Shinto, not Buddhism.