Hojo's profile on Horipro agency's website. Retrieved June 3, 2016.
hosei.ac.jp
Rounded to the nearest hundred from information given on this pageArchived 2008-12-11 at the Wayback Machine(in Japanese) of the university website, which gives information for May 1, 2008. Accessed 2008-11-16.
Rounded to the nearest hundred from information given on this pageArchived 2008-12-11 at the Wayback Machine(in Japanese) of the university website, which gives information for May 1, 2008. Accessed 2008-11-16.