The highest-selling albums and mini-albums in Japan are ranked in the Oricon Weekly Chart, which is published by Oricon Style magazine. The data are compiled by

Oricon , established in 1999, is the holding company at the head of a Japanese corporate group that supplies statistics and information on music and the music industry in Japan and Western music. It started as, which was founded by Sōkō Koike in Nov ...

based on each album's weekly physical sales. In

2006 File:2006 Events Collage V1.png, From top left, clockwise: The 2006 Winter Olympics open in Turin; Twitter is founded and launched by Jack Dorsey; The Nintendo Wii is released; Montenegro 2006 Montenegrin independence referendum, votes to declare ...

, 42 albums reached the peak of the charts.

Chart history

References

{{Japan Albums Japan Oricon Albums Lists of number-one albums in Japan 2006 in Japanese music