Ways for a Japanese student to learn English?

A private teacher who speaks only English to develop an ear for the language and then speak, speak, speak. In between lessons study grammar. These sessions should be for a full day. Evenings listen to Voice of America or BBC.

This is a good point, learn English online with a native-English teacher will certainly help you. English lessons on Skype are particularly recommended because of its interactivity, and you can study with native-English teachers wherever you are!

You can even learn English by Skype and learning with natural methods. You should know that you are able to learn English like a child. But it is important to know what steps should you follow.

I don't know that if this will help you or not but i can say that i have benefited a lot from this, there are online professional English teachers which provide English training courses online, they also provide live support for people to solve their query. And it is the convenient way to learn English by just sitting at home......