Conversation so far:
Where did Namie Amuro tour?
Namie Amuro embarked on her Genius 2000 concert tour throughout Japan.
In what year did Namie Amuro tour in Japan?
For the first half of 2000, Namie Amuro embarked on her Genius 2000 concert tour.
What is the name of one of Namie Amuro songs?
One of the singles from Namie Amuro's album Concentration 20, Can You Celebrate?, is the best-selling single by a solo female artist in Japanese music history.
What is the name of one of Namie Amuro's albums?
Genius 2000 is the fourth studio album by Japanese recording artist Namie Amuro.
What about Namie Amuro's other albums can be named?
Play, Namie Amuro's eighth studio album, heralded a period of commercial resurgence.

Question: When was this album released?
Self-contained rewrite: When was Namie Amuro's Play album released?