ALBUMS WITH BIGGEST SALES IN A WEEK SOURCES: ORICON / MEDIA TRAFFIC
1 Adele - 25
XL Recordings - 5,7 million - week 49/2015
2 Hikaru Utada - Distance
Toshiba EMI - 3,0 million copies - week 14/2001
3 Ayumi Hamasaki - A Best
Avex Trax - 2,9 million copies - week 14/2001
4 'N Sync - No Strings Attached
Jive - 2,8 million copies - week 14/2000
5 B'z - The Best Pleasure
Rooms Records - 2,7 million copies - week 22/1998
6 Beatles - 1
Apple - 2,5 million copies - week 1/2001
7 B'z - The Best Treasure
Rooms Records - 2,5 million copies - week 39/1998
8 Adele - 25
XL Recordings - 2,5 million - week 53/2015
9 Britney Spears - Oops!...I Did It Again
Jive - 2,4 million copies - week 22/2000
10 Backstreet Boys - Black & Blue
Jive - 2,4 million copies - week 49/2000
Her 5th week WW selling more than Oops 1st week WW.