Haruna Takaoka

is the niece of Kentaro Takaoka and self-claimed agent of Tiger Mask in Tiger Mask W. While she stands outside the ring being Naoto's support, Haruna later steps into it under the masked alias as, later shortened to upon Miss X's recommendation.

Trivia

 * She bears a resemblance to the Tiger Ladies from episode 18 of the anime series Cat's Eye
 * The Springer's costume is modeled after female pro-wrestler Natsumi Maki.
 * Real fact: Former pro-wrestler, Candy Okutsu, portrayed a female Tiger Mask iteration, called Tiger Dream.