Digimon Tamers takes place in a world where the popular Digimon franchise is all the rage, consisting of a cartoon, video games, and the trading card game. Takato Matsuda is a huge Digimon fan that's particularly obsessed with the card game, and constantly daydreams about the universe therein. One day, he finds a mysterious blue card, which he slides through a scanner toy to use in the popular battle game. His toy suddenly glows and transforms into a Digivice, and Takato's fan-made design, Guilmon, materialises in front of him. Thrilled by the prospect of having a real-life Digimon, Takato embraces his new partner, and his adventures as a Digimon Tamer begin. Takato quickly discovers that being a Digimon Tamer is not all fun and games—in reality, it's much more dangerous than the card games he's accustomed to. Wild Digimon have begun to appear all across Japan, causing rampages that result in chaos and mayhem. Armed with his Digivice, which can scan trading cards to strengthen Guilmon, Takato and his new partner set out to combat the rogue Digimon. They are tasked with protecting the world from Digimon attacks, whilst a mysterious organization determined to eliminate all Digimon and their Tamers lurks in the shadows...

Akemi Nakajima, is a high school student with a genius talent for computer programming. One day, Yumiko Shirasagi is transferred to the same class as him. She feels she knows Nakajima from somewhere, but doesn't try to deal with it. After school, Nakajima and a couple of classmates held a ceremony to summon the devil. Nakajima summons the devil Loki on the computer display while presenting a female offering. What will happen to Yumiko, who witnessed the scene? (Source: Official site, edited)

Upon meeting for the first time, undefeated street fighter Daimon, Masaru and renegade Digimon Agumon become friends in the most natural way possible for the knuckleheaded duo—by fighting their hearts out. The self-proclaimed ultimate team are recruited by a secret government organization called the Digimon Data Squad, or DATS, who had witnessed an unbelievable human fighting blow for blow with a Digimon. Their primary objective is investigating mysterious problems caused by Digimon entering the real world, and the world is currently in the midst of a crisis with Digimon appearing at an unprecedented rate. Embarking on various missions with DATS, Daimon and Agumon become colleagues with adolescent genius Touma Norstein and his Digimon partner Gaoman, along with the kind-hearted Yoshino Yoshi Fujeda and her Digimon partner Lalamon. As the group continues to investigate the rapid increase of Digimon in their world, a darker truth begins to surface, and it is up to Daimon, Agumon, and their friends to get to the bottom of things.

With five new kids and an exciting new mission in the Digital World, Digimon Frontier brings back all the great action and adventure of the last three seasons. Takuya, Kouji, Izumi, Junpei. and Tomoki meet each other in a train that takes them to the Digital World where a war against evil is being fought. The Angel digimon, Cherubimon, one of The three angels sent to save the World from the power-hungry Lucemon, has turned to the dark side and the entire Digital World is in peril. To fight this great battle, the five CHOSEN ONES must find the Densetsu no Spirit (Legendary Spirit).