Best selling album act in Japan

According to Official Guinness Records,

The best selling album act in Japan is a hard rock duo B'z (Japan) who has sold more than 42 million albums by 2008. They have also sold more than 34 million singles which makes them the best selling music act in Japan overall.

For a complete list of 2008 records, please visit 2008 Guinness Records in Japan.

Other Japan records that might interest you:

• Most official tournaments held on one arcade game series
• Most hot springs (geothermal springs) visited in one year
• Fastest 1,000 martial arts (iaido) sword cuts
• Oldest female golfer to score their age
• Fastest car powered by dry cell batteries