Ken Hirai 10th Anniversary Complete Single Collection '95-'05 Utabaka Ken Hirai Price: ¥3,780 Used item, so there are scratches on the case. Please check the photos and consider purchasing. #KenHirai #CD #JPop The first best-of album commemorating his 10th debut anniversary. This 2-disc set completely compiles 22 singles released from 1995 to 2005. It's a must-have item where you can listen to a collection of his hit singles.