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Radix Ace Entertainment

A Japanese animation studio formed through the 2001 merger of Radix and Zero-G Room and closed in 2006.

Last updated August 26, 2026

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Overview

Radix Ace Entertainment Co., Ltd. was a Japanese animation studio active during the first half of the 2000s. The company was created on September 3, 2001, through the merger of two pre-existing animation businesses: Radix, established on December 6, 1995, and Zero-G Room, established on September 11, 1991. The merger brought together the organizations and production resources of the two studios under the Radix Ace Entertainment name. The company operated as a producer and studio within Japan's animation industry, with its activities associated with television animation and original video or online animation production. The available reference material identifies these categories of work but does not provide a complete, verifiable catalogue of individual titles, so no specific productions are listed here. This limited public record makes it difficult to reconstruct the company's complete commercial scope, staffing structure, distribution relationships, or market performance. Radix Ace Entertainment was not a long-lived independent studio. It closed on October 1, 2006, approximately five years after its formation. Following the closure, much of its staff moved to Seven, while other personnel joined or combined with Mobanimation in the process that produced Radix Mobanimation in 2007. These post-closure movements indicate that the company's principal continuing legacy was carried through the redistribution of its creative and production staff rather than through the survival of the original corporate entity. The company should therefore be understood as a historical Japanese animation studio rather than an active entertainment brand. Its name is connected to the earlier Radix and Zero-G Room organizations and to later successor or successor-related entities, but those relationships should not be treated as evidence that Radix Ace Entertainment itself remained active after October 1, 2006. No reliable information in the supplied sources establishes a current owner, headquarters, public listing, official website, or present-day operating business.

History

Radix Ace Entertainment emerged from the consolidation of two Japanese animation companies with different founding dates. Radix was established on December 6, 1995, while Zero-G Room had been founded earlier, on September 11, 1991. On September 3, 2001, the two organizations merged to create Radix Ace Entertainment Co., Ltd. The merger placed the combined operation within Japan's animation production sector and gave it a corporate identity distinct from either predecessor. During its existence, Radix Ace Entertainment was associated with the production of television animation as well as OVA and ONA works. The available reference material does not supply a sufficiently detailed title list, production chronology, staff directory, or financial record, so the studio's output cannot be described reliably at the individual-project level in this dossier. It is nevertheless identifiable as an animation studio rather than a general entertainment conglomerate, retailer, broadcaster, or consumer-facing product brand. The company ceased operations on October 1, 2006. Its closure did not mark the end of the careers of all personnel connected with the studio. Much of the staff subsequently joined Seven. Other staff members moved into arrangements involving Mobanimation, with the resulting organization becoming Radix Mobanimation in 2007. These personnel and organizational continuities are the principal documented links between Radix Ace Entertainment and later animation entities. Because the studio closed in 2006, it has no current operating market, active corporate leadership, verified public listing, or confirmed contemporary website in the supplied sources. The company is best documented as a former Japanese animation studio whose history spans the merger of Radix and Zero-G Room, a roughly five-year period under the Radix Ace name, and the later dispersal or reorganization of its staff.

  • 2007

    Staff transition into successor-related organizations

    [1]

    After the closure, staff members join Seven or participate in the merger or reorganization with Mobanimation that results in Radix Mobanimation.

  • 2006

    The studio closes

    [1]

    Radix Ace Entertainment ends operations on October 1.

  • 2001

    Radix Ace Entertainment is formed

    [1]

    Radix and Zero-G Room merge on September 3 to form Radix Ace Entertainment Co., Ltd.

  • 1995

    Radix is founded

    [1]

    Radix, the second predecessor organization, is established on December 6.

  • 1991

    Zero-G Room is founded

    [1]

    Zero-G Room, one of the two predecessor organizations of Radix Ace Entertainment, is established in Japan.

Products and positioning

A Japanese animation production studio formed through the consolidation of Radix and Zero-G Room, serving as a short-lived production entity whose staff later moved into successor-related organizations.

  • Television animation

    Television animation

    Television animation was one of the production categories associated with Radix Ace Entertainment. The supplied reference identifies the category but does not provide enough verified information to name individual series, release dates, distributors, or commercial outcomes.

  • Original video and online animation

    OVA and ONA productions

    The studio was also associated with original video animation and original net animation. These formats formed part of its documented production scope, although the available material does not establish a complete list of titles or the company's specific role in each production.

Sources2 sources

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