Book (Practical) Brain's way of learning foreign languages

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Nobuko Nakano, a brain scientist, extolled it! It makes the best use of memory so that you don't forget words and grammar. The author, who was once a failure, has mastered Japanese, German, French, Italian, Spanish, Russian, and Hungarian. The most powerful and fastest way to study Shea is now open to the public. The final version of the English study method!