When an all-powerful enemy appears to destroy all parallel worlds, a hero with the spirit of all Super Sentai will rise to fight back. Transforming into Zenkaiser, he joins forces with four robots called Kikainoids with the spirit of Super Sentai robos from across history.

21 years ago, a baby arrived on earth inside of a peach. Today, five warriors based on the legend of Momotaro fight enemies that are inhabiting humans, invisible to the naked eye. Together they fight to take back gears based on previous Super Sentai.

21 years ago, a baby arrived on earth inside of a peach. Today, five warriors based on the legend of Momotaro fight enemies that are inhabiting humans, invisible to the naked eye. Together they fight to take back gears based on previous Super Sentai.

A web series for Kikai Sentai Zenkaiger that features a red-colored Zenkaizer for the White Day in Japan. The events take place after Kikai Sentai Zenkaiger The Movie: Red Battle! All Sentai Rally!! and before the 7th episode.

Kuwazuru Mitsuki is a second year student at Arakawa Nishi High School. One day, her homeroom teacher, Tachibana, suddenly announces the start of the "Letter Game", where every student has to write a letter with his/her true feelings to each of the classmates. However, the "letter" will not include the sender's name. At first, there were a lot of bad jokes and silly "letters", but they slowly accelerate to revealing secrets and confessions, which make everyone question, "Who is the sender?" and "Who will be named next?" This game allows the students to become more aware of each other's hidden worries and thoughts, which slowly deepens the bond among the classmates. Meanwhile, Mitsuki tries to search for the sender of the letter sent to her and she discovers a secret hidden in this "letter game".

There is a street piano placed in a music store on a shopping district. Sawamoto Ren is a young electrician who has stayed away from the piano for a long time, but decides to start to a new path as a street pianist after meeting Kajiwara Midori, the daughter of the music store owner. Soon later, people from various backgrounds stop by to play the street piano and have heart-to-heart interactions with Ren and Midori.

The Zenkaigers learn about their predecessors.

At 14-years-old, Izuna On discovers he and his brother Motoi are both descendents of Tengu (flying goblin-like creatures of Japan folklore). Motoi has wings, which is somewhat rare among Tengu descendants, while On has the ability to communicate with animals. Due to their heritage, the two brothers live together, separated from normal society, and the story focuses on their everyday lives.

Shirasaki Yuki, a rookie actor, finally lands an audition and is chosen to star in a BL drama alongside current superstar Hayama Asami, who was also his senior at university. Feeling anxious and troubled before his first major role, Shirasaki is approached by Hayama with the proposal to form a “romantic relationship for the sake of character development” until the filming concludes. Their pseudo-romantic involvement off-screen leads to a moving and beautifully crafted love story exploring the intricacies of relationships within the entertainment industry and among actors.