Based on the manga by Tetsuhiro Koshita, Bakusou Kyoudai Let's & Go!! has two main seasons evolving around the Go brothers and the TRF Victorys. The third season, Bakusou Kyoudai Let's & Go!! MAX evolves more around two new main characters, but the primary idea is the same... Racing! Let's & Go!! focuses on Retsu and Go Seiba, two young brothers who receive racing cars called "Mini 4WD" by Dr. Tsuchia. From there on, the series portraits those two boys, training and customizing parts to later on participate on Japans Cup, where all of Japan's racers enter to be the best of the best!

Catian Eris is now on a mission to learn about Earth games and how they are played, but she seems to think that bets have to be placed every time. And while some bets are material items, eventually the Catians learn about betting items of clothing...

In the year 2059, the earth has been plagued by aliens for several years. In an effort to learn more about these aliens, Dr. Noguchi and his assistants Maki Agata and Takuto Kaneshiro try to revive the professor's experiment, a large Bio-Mechanical alien named Frank. During this process the alien comes to 'life' and the lab is subsequently destroyed leaving Takuto the only survivor and the alien disappearing into the wilderness. While Frank roams the wilderness he meets Hattie, an emotionally distressed young girl whose parents are killed in the first 'close encounter' war. Oddly enough she is able to communicate with Frank and soon after they are taken into custody by a secret agency known only as 'Funeral'. Meanwhile, Takuto wakes up in a hospital bed with his life in shambles, and his face disfigured. Motivated by vengeance and heart break, Takuto accepts an offer from the mysterious 'Mr. X' and receives a new identity as a ranking Funeral officer named Ryu Soma. (Source: ANN)

After toiling away in his lab, the alchemist Jolly has finally succeeded in making a personality-swapping potion that is guaranteed to bring him entertainment. The boys of the Arcana Famiglia are tricked into taking the potion and find themselves in bodies that are not their own. With this successful experiment, Jolly has paved the way for a plethora of uncomfortable scenarios. However, despite the boys' desperate struggle to switch themselves back, there is something to be learned from spending the day in someone else's shoes.