The story begins with a regular day with Takumi, Mari and Keitaro, which suddenly turns into a musical number thanks to a mysterious new boom box created by Smart Brain. As it turns out, Yuji, Yuka and Naoya have the same boom box and are greeted by a rapping Smart Lady who reveals that it's part of a new plan by Smart Brain to invoke people into singing all over Japan. The reason: To get the three Rider Belts back!
Credits
Kamen Rider 555: Hyper Battle Video Cast
| Name |
Character |
|
Yuria Haga
She was 15, now 36 years old
|
as Mari Sonoda |
Kamen Rider 555: Hyper Battle Video Crew
