It is named in honor of Hiroshi Fujioka, who is known in Japan for his portrayal of the character Takeshi Hongo/Kamen Rider #1 in Kamen Rider and following series.
Fujioka is a cultural icon in Japan, even having the minor planet 12408 Fujioka, discovered by Akimasa Nakamura, named in his honor.
Hiroshi Fujioka | Dean Fujioka | 12408 Fujioka | Fujioka, Tochigi | Fujioka, Aichi |