CLAMP is a creative collective founded in 1987 by Satsuki Igarashi, Ageha Ohkawa, Tsubaki Nekoi, and Nanase Ohkawa.
Over several decades, the group has developed an extensive catalog within manga and anime, with works published in various genres and formats, and has masterfully linked them together.
This article analyzes some representative titles, not as an exclusive selection, but as clear examples that allow understanding their system of interconnected universes, one of CLAMP's most recognizable hallmarks.

The Concept of Interconnected Universes in CLAMP
A central characteristic of CLAMP's work is the structural reuse of characters, settings, and narrative concepts. This approach appears recurrently in much of their production and allows different stories to share recognizable links.
Characters can appear in alternate contexts, with different roles, but maintaining common traits.
This narrative resource is not anecdotal, but a planned element that connects multiple works within the same creative framework.
Some Notable Titles
Magic Knight Rayearth and the First Alternative Worlds (1993)

This is one of the first clear examples of this approach.
The series features three protagonists transported to a fantasy world with a specific mission.
It introduces elements such as interdimensional travel, rules unique to each world, and relationships that influence the plot's development.
Although CLAMP had other earlier works, this title clearly identifies the basis of their multiversal narrative.
Cardcaptor Sakura and the Consolidation of the Model (1996)

Cardcaptor Sakura solidified the studio's international success.
The story follows Sakura Kinomoto, tasked with retrieving the Clow Cards after their accidental release.
The series presents a defined episodic structure, with constant plot progression and character evolution.
Although it is not the only CLAMP work with these characteristics, it is representative for its narrative clarity and its balance between adventure, magic, and character development.
xxxHolic and Explicit Connections Between Works (2003)

With xxxHolic, a more supernatural approach is adopted through the story of Kimihiro Watanuki, a young man capable of seeing spirits.
The series establishes direct connections with other works of the studio, both in terms of characters and concepts.
These relationships confirm that CLAMP's stories do not function in isolation, but as parts of a larger narrative framework.
Tsubasa: Reservoir Chronicle and the Shared Multiverse (2005)

This is one of CLAMP's most ambitious projects.
It brings together alternate versions of characters from different series in a story centered on inter-world travel.
The plot is based on clear rules about time, space, and memory, and acts as the central axis of the multiverse created by the studio, reinforcing the interconnection between titles.
Continuity and Narrative Expansion in Cardcaptor Sakura: Clear Card (2016–2019)

Cardcaptor Sakura: Clear Card continues the original story with new magical elements and conflicts.
The series maintains consistency with previous events and demonstrates CLAMP's ability to expand a narrative without breaking its internal structure, something also observed in other continuations and reinterpretations within their catalog.
Artistic Style and Visual Coherence
CLAMP's visual style is characterized by stylized figures, detailed designs, and a recognizable aesthetic.
This approach remains constant in most of their works, including many not mentioned in this article, facilitating character identification and reinforcing the visual unity of their narrative universes.

Expansion of the Shared Universe
In addition to the mentioned titles, there are many other equally notable works, such as Tokyo Babylon, Chobits, Kobato, Clover, or Legal Drug, among others, which are also part of the collective's creative framework.
In these, one can trace thematic echoes, character reuse, and subtle—or explicit—connections with other series, reinforcing the idea of an expanded narrative universe.
These interrelationships, which include alternate versions of characters or cross-appearances, consolidate the multiverse as one of CLAMP's distinctive features.