User blog comment:Serza5/Am I hearing this correcttly?/@comment-2195068-20100920231552/@comment-2241574-20100920232927

Well, according to his page, "Hidekaz Himaruya confirms that he would only be known as England to his brothers, while he would be known as UK to the others. However, the English dub refers to him as Britain."

I guess, in the end, it's a matter of preference...