20090.0 / 10
TBA0.0 / 10
20087.0 / 10
20155.8 / 10
20117.7 / 10
20196.5 / 10
20187.0 / 10
20190.0 / 10
Since his debut, Hirai has worked as a model, actor, composer, lyricist, singer, and spokesperson. During his career, Hirai has released 45 singles and nine studio albums as of January 2019. According to Oricon, his single Hitomi o Tojite (Close Your Eyes) became the best-selling single of 2004 in Japan, while his compilation album Ken Hirai 10th Anniversary Complete Single Collection '95–'05 "Utabaka" became the best-selling album of 2006 in Japan.
Male
1972-01-17
Higashiōsaka, Prefettura di Osaka, Giappone
