YOU SAID:

japanese is a very difficult language to learn. It takes many as much as a decade to master.

INTO JAPANESE

日本語は非常に難しい言語です。習得するには10年もの時間がかかります。

BACK INTO ENGLISH

Japanese is a very difficult language. It takes 10 years to master.

INTO JAPANESE

日本語は非常に難しい言葉です。習得するのに10年かかります。

BACK INTO ENGLISH

Japanese is a very difficult language. It takes ten years to master.

INTO JAPANESE

日本語は非常に難しい言葉です。習得するのに10年かかります。

BACK INTO ENGLISH

Japanese is a very difficult language. It takes ten years to master.