Warspite.

Since you've taken the time to come to Japan, what say you try learning Japanese...

while using English as seldom as possible?

I'll do just that!

But wouldn't even you forget your English if you don't use it now and then, Kongou?

You can converse with me, if you like!

Th-...that's quite all right. I'm managing nicely with Iowa.

When in Rome, do as the Romans do.