Why did London transport decide to make this change?

为什么伦敦交通部决定做出改变？

The Tokyo studio is modeled after the one in London and will be larger, a big draw, the Hogwarts Express train that was made in London, transported by land and by sea to its new home here in Japan.

东京的工作室是模仿伦敦的，而且会更大，一个很大的吸引力，霍格沃茨特快列车是在伦敦制造的，通过陆路和海上运输到它在日本的新家。