One Piece 500 Quiz Book

One Piece 500 Quiz Book 2 is the first official quiz book with over 500 quiz questions about the One Piece series.

Summary

 * 520 questions of One Piece Challenge quiz.
 * A detailed commentary.
 * Your ability to a final was "bounty" to quiz can be seen.
 * Strongest of "One Piece" king Greg's challenge quiz.