The Ninningers come across a new enemy, Dark Doctor Mavro, a remnant of the Shadow Line, who created his own, evil version of Aka Ninger serving under him by stealing the real Aka Ninger's Nintality, and because of it, Takaharu's life is now in danger. All hope seems lost until the Ninningers meet the ToQgers, who fought and defeated the Shadow Line in the past, and it's up to them to join forces in order to overcome this new crisis.

The evil organization Shocker alters history by sending their newest creation, Kamen Rider 3, to defeat Kamen Riders 1 and 2 back in 1973. In the alternate present, Shocker is more powerful than ever, and most of the Kamen Riders are now either imprisoned or brainwashed to work for them. One such brainwashed Rider is Shinnosuke Tomari who thanks to his partner Kiriko Shijima, remembers the truth and joins forces with the remaining Kamen Riders who are still at large to make a stand against Shocker and put history back on its proper course.

When Earth is tearing itself apart by means of crime, pollution and war, aliens choose the time to invade, taking advantage of the lowering of everyone's guard. The Japanese government establishes an elite police organization known as Blue SWAT to combat the aliens, known as the Space Mafia. The aliens attack by possessing humans to obtain their goals. When an alien possesses the chief of the Blue SWAT unit to infiltrate the organization, it manages to completely demolish their building of operations and murder all but three SWAT members; Shou, Sara and Sig.

A stage show to go along with Shuriken Sentai Ninninger.

The chronology of Super Sentai may, at last, be at an end. A boy has arrived from the future to save the earth from catastrophe. Yamato and his team are not aware that they are part of the enemy's plans. The Ninningers, who once protected Earth, have returned! And this time, they believe the Zyuohger are Yokai monsters! This battle will be the end of both teams. Will the message of the future boy get to Yamato in time? An unbelievable roll call that brings together all the Rangers of the Super Sentai! In 2017 the battle of all battles begins!

Five flashy Roidmudes seem to be causing a “thick air” event, and when Shinnosuke goes to investigate, turns out the problem was being caused by a yokai. After arresting the red one, Shinnosuke starts interrogating. He claims to be a ninja fighting yokai and that he’ll show Shinnosuke. While this uneven pair squabble, Kyuemon Izayoi and the Roidmudes were putting a terrible plan in progress.

The Last Ninja Yoshitaka Igasaki sends his disciples the Ninningers on a special mission over summer vacation to Shinobigakure Castle to meet its lord Tatsunosuke Hakkaku. However, Lord Hakkaku has been turned into a strange dinosaur-like creature by a strange curse, while Kibaoni Army Corps general Juza Yumihari has arrived in the village as well, seeking its "legendary evil dragon".

The Igasaki Clan reunites two years after defeating Kibaoni Gengetsu to determine who is the greatest ninja.

After arguing about whose fashion sense is better, Takaharu and Kinji go outside with their costumes to be judged by the public. Expectedly, they are laughed at due to their outrageous costumes. They then notice a dark aura surrounding several stones, which Kinji depicts as Hyakki Yakou, an event in summer where a hundred Youkai would revive and destroy the town at night.