The Anwser wrote:'Kendo Dojo' is probably the only word I can think of
As far as colors are concerned, white is fine, but feel free to be more inventive if you want.
I tried a few different things, but I think that this is the best one (by far the clearest, with the text showing up very well in contrast to the red background that it ended up with - and it also has some tiny swords!):
If you would like any changes, though, I'd be glad to make them!