TMS Entertainment: Lupin III, Detective Conan, and the Long-Runner Specialist

Detective Conan — known internationally as Case Closed — is the franchise that has carried TMS Entertainment through the last three decades, but it is only one entry in a studio history that begins in 1964 and includes more than half a century of continuous production. TMS Entertainment, founded as Tokyo Movie Shinsha and acquired by Sega Sammy Holdings in 2010, is one of the oldest surviving anime studios and the clearest example in the industry of a studio whose institutional identity is built around long-running franchise stewardship rather than seasonal hits.

This piece treats TMS as an encyclopedia entry: the founding, the Lupin III franchise, the Detective Conan franchise, the international co-production credits, and the institutional model.

The founding, 1964

Tokyo Movie Shinsha was founded in 1964 by Yutaka Fujioka. The studio entered the new television-anime market only a year after Tezuka had launched Astro Boy and at the same moment Toei Animation was expanding into television. TMS’s early years were spent producing television adaptations of popular manga and original children’s programming.

The 2010 acquisition by Sega Sammy Holdings — a holding company built around the Sega game business and the Sammy pachinko business — placed TMS inside a larger entertainment group, which gave the studio capital security in exchange for institutional integration. The acquisition has been institutionally stable: TMS has continued to operate under its existing identity and its long-running franchises have continued under their existing teams.

The Lupin III franchise, 1971-present

TMS’s longest franchise is Lupin III, the gentleman-thief animated adaptation of Monkey Punch’s manga that began in 1971 and has continued, in one form or another, every year since. The franchise’s structure is unusual: not a single continuous series but a network of standalone television series, theatrical films, and television specials produced under the same character licence across more than five decades.

Major theatrical entries include The Castle of Cagliostro (1979), Hayao Miyazaki’s directorial debut, which is now considered one of the foundational anime theatrical films; and Lupin III: The First (2019), a 3DCG theatrical film directed by Sayo Yamamoto that marked the franchise’s first full 3DCG production. Between these landmarks, the studio has produced new Lupin III content essentially every year — the franchise functions as a perpetual production engine that supports the studio’s other work.

Detective Conan, 1996-present

The franchise that defines TMS’s contemporary identity is Detective Conan / Case Closed, the adaptation of Gosho Aoyama’s manga that began television broadcast in 1996 and has continued, with annual theatrical films, for almost three decades. The television series has produced more than 1,100 episodes; the annual theatrical films are now a regular fixture of the Japanese summer box office, consistently ranking among the top-ten domestic films each year.

Detective Conan’s institutional importance to TMS is structural. The franchise generates predictable annual revenue across television, theatrical, merchandise, and licensing, which allows the studio to plan multi-year production schedules with stable capital. The annual theatrical release in particular has become one of the most reliable summer-blockbuster slots in Japanese cinema — the 2023 film grossed more than ¥13 billion domestically, one of the highest-grossing Japanese films of that year.

The international co-production credits

A less-visible part of TMS’s institutional history is its work as a co-production and outsourcing partner on international projects. TMS contributed animation to early Tezuka Productions projects in the 1960s. In the late 1980s the studio contributed to Akira (1988), Katsuhiro Otomo’s theatrical production at Tokyo Movie Shinsha. The studio has worked on US-Japan co-productions across the decades, including animation contributions to Western television programmes that licensed Japanese production capacity.

This outsourcing function has been institutionally important in two ways. It diversifies the studio’s revenue beyond its own franchises, providing stability when individual franchises underperform. And it has put TMS animators into contact with Western production conventions across decades, which has shaped the studio’s stylistic versatility.

The TMS institutional model

For an encyclopedia frame, TMS is the clearest industry example of what might be called the “long-runner specialist” institutional model. The studio’s identity is built around stewardship of multi-decade franchises rather than seasonal critical hits. Lupin III and Detective Conan between them provide the capital base that supports the studio’s other work; the international co-production credits provide diversification; the 2010 Sega Sammy acquisition provides corporate-parent capital stability.

This model is different from the seasonal-hit model of newer studios like CloverWorks or Trigger, which depend on each season’s productions performing critically. It is different from the prestige model of studios like Kyoto Animation, which depend on each new production being treated as an event. TMS does not need any individual production to be a critical event; the studio needs Conan’s annual film to do its expected ¥10-13 billion, and the rest of the production slate has the budget security to take its time.

The result is an institutional shape that has now persisted for sixty years, across multiple ownership transitions, and shows no signs of structural distress. TMS is not the most visible studio in the international anime conversation, but it is one of the most stable — and its institutional model is one of the few in the industry that has been demonstrated to work across multiple generations of the medium.