J-pop mega star Ado reveals she’s been living in the U.S., may not understand language acquisition

“Usseewa” singer and One Piece voice actress seems unclear on how long it takes to learn a foreign language.

My earlier comment about “Learning a foreign language takes a long time?”

I can’t help feeling that there are a few other things to keep in mind, and the first one is this: Learning a foreign language takes a long time.