"Bikkuriman 2000" is a continuation of the original "Bikkuriman" series, blending elements of comedy, action, and fantasy. The narrative revolves around the ongoing battle between the forces of good and evil, represented by the Bikkuri World and the Jigoku World, respectively. The story centers on a young boy named Tetsuya, who becomes the latest in a line of heroes tasked with protecting the Bikkuri World from the malevolent forces of the Jigoku World.

Tetsuya is chosen as the new Bikkuriman, a warrior endowed with supernatural powers granted by the Bikkuri Gods. His mission is to gather the scattered Bikkuri Stickers, which hold immense power and are essential to maintaining balance between the two worlds. These stickers are not only sources of energy but also serve as keys to summoning powerful allies and unlocking new abilities. Alongside Tetsuya are his friends, including the spirited Mari and the loyal Goro, who assist him in his quest.

The antagonists, led by the sinister Jigoku Emperor, seek to collect the Bikkuri Stickers for their own nefarious purposes, aiming to plunge both worlds into chaos. The Jigoku Emperor commands a host of formidable minions, each with unique abilities, creating a series of escalating challenges for Tetsuya and his companions. The conflict is marked by intense battles, strategic alliances, and moments of personal growth as Tetsuya learns to harness his powers and embrace his role as a protector.

Throughout the series, the narrative explores themes of friendship, courage, and the struggle between light and darkness. The episodic structure often features Tetsuya encountering new adversaries, acquiring new stickers, and gradually uncovering the deeper mysteries of the Bikkuri World. The story maintains a balance between lighthearted humor and high-stakes action, appealing to a broad audience. The characters' development is intertwined with the overarching plot, as Tetsuya and his friends face both external threats and internal doubts, ultimately striving to fulfill their destiny and safeguard their worlds.