Asami Kai

Yuki (acted by Asami Kai), a senior high school student, is the leader of FIGHTING EXPRESS. Fujioka, who used to be a mercenary, is now a member of FIGHTING EXPRESS. One day a woman called Rei (acted by Kana Tsugihara) shows up to tell them she wants to join them. Rei is assigned the first mission after she has completed the hard training to join a member of FIGHTING EXPRESS with Fujioka. In Rei's first mission, there is a big conspiracy to threaten the continued existence of all humankind! Will Rei and Fujioka save the world?

Endo, a member of FIGHTING EXPRESS, is well known as the strongest member. However, he is usually just a groupie hanging around an idol, Fuka (acted by Aya Kiguchi)... Finding out there's a devilish group stalking her, he draws fully upon the strength of the Akiba-kei Otaku's "pure love action" in order to save her!

They are "Behind-the-Scenes Delivery Specialists" who can deliver any kind of packages to anywhere in Japan. They run through dangerous areas and they fight with anyone standing in the way! Akane (acted by Yuka Kosaka), a would-be journalist, is chased by a shady black-suited group as she has an evidential document which can prove an assembly man's crime. So she runs to FIGHTING EXPRESS, which can deliver packages with special secret circumstances.

Takahiro Abe, a regular high school boy, has a crush on Rumi Asai, who happens to be a hardcore, yaoi-loving, otaku-ish fujoshi. Her biggest fantasy is Abe and Shunsuke Chiba, the handsome class playboy, having homosexual affairs. To make things more complicated, Yōko Matsui, class babe, accidentally reveals herself as an otaku-in-closet, and befriends Asai... more so than your regular girl-girl friendships.

Jun Terada is a producer in the year 2076 and is trying to convince the president of Magical TV to allow her to create her life's work, Chō Ninja Tai Inazuma!, based on the long-standing legend of a legendary lightning that bestows powers upon those struck by it. However, because the show is to be the 100th anniversary of the Hyper Hero Team Series" , it must be a first for the 100-year-long franchise. President Mishima convinces her to turn it into a reality show by traveling back to 1720 in the Edo period and picking three extremely inept locals and force them through humiliating training to become ninja.

Jun Terada is a producer in the year 2076 and is trying to convince the president of Magical TV to allow her to create her life's work, Chō Ninja Tai Inazuma!, based on the long-standing legend of a legendary lightning that bestows powers upon those struck by it. However, because the show is to be the 100th anniversary of the Hyper Hero Team Series" , it must be a first for the 100-year-long franchise. President Mishima convinces her to turn it into a reality show by traveling back to 1720 in the Edo period and picking three extremely inept locals and force them through humiliating training to become ninja.

小津家の10年に一度のファンタスティックハッピーデーに、彼らを狙ってアリエナイザーチグカデ星人・ビルヂーグが現れる。現場に駆け付けたデカレンジャーによってビルヂーグは無力化されるものの、その仲間アルゴル星人のバボンが現れる。 マジレンジャーとデカレンジャーはその場で共闘するが、バボンの黒幕であるエージェントXを追っていたファイヤースクワッドのデカレッド（バン / 赤座伴番）が乱入。小津麗（マジブルー）と礼紋茉莉花（ジャスミン / デカイエロー）が敵の手に捕らわれてしまう。敵は人質と引き換えに小津家の持つ『天空の花』を渡すように要求してきた。 協力して事件解決にあたろうとするマジレンジャーとデカレンジャーだったが、いつになく剣呑な雰囲気のバンに魁（マジレッド）は反発する。一方、エージェントX=冥獣人デーモンのアボロスはインフェルシアの協力をも得て、ある陰謀を企んでいた。

Kai and the Magiranger travel from the heights of Magitopia to the depths of Infershia in order to save Yamazaki from becoming the bride who releases a Hades Beastman's phantom army!