Bessatsu Shōnen Sunday

Bessatsu Shōnen Sunday was a Japanese shōnen manga magazine published by Shogakukan. Its title means “Separate Shōnen Sunday,” identifying it as a separate-edition publication connected to the publisher’s established Weekly Shōnen Sunday franchise. The magazine belonged to Japan’s postwar manga-magazine system, in which publishers used multiple periodicals to organize serialized comics by audience, frequency, and format. As a shōnen title, it was directed primarily at boys and younger male readers and provided a venue for manga serialization and anthology-style reading outside the main weekly edition. The magazine began publication in 1960, during a period when Japanese manga publishing was expanding rapidly and publishers were developing larger portfolios of specialized magazines. A separate edition allowed Shogakukan to extend the Shōnen Sunday identity while offering a different publication rhythm and editorial space from the flagship weekly magazine. Such supplements and companion publications were important parts of the manga business: they could support new creators, provide additional serialization capacity, and address readers who wanted more material within a familiar editorial brand. Bessatsu Shōnen Sunday remained part of Shogakukan’s shōnen manga publishing activities until 1974. It is generally treated as a historical, discontinued magazine rather than as a current consumer brand. Available reference material identifies its publication history and broad category but provides limited detail about its complete serialization roster, circulation, editorial leadership, individual issue contents, and any commercial campaigns. Accordingly, the magazine’s significance is best understood through its place in the development of Shogakukan’s manga-magazine portfolio and the wider history of Japanese boys’ manga periodicals, rather than through currently marketed products or services. The title should not be confused with unrelated modern manga publications that use “Bessatsu,” “Shōnen,” or “Sunday” in their names. In this dossier, Bessatsu Shōnen Sunday refers specifically to the historical Shogakukan magazine represented by the canonical Wikipedia subject.

Bessatsu Shōnen Sunday emerged in 1960 as part of Shogakukan’s expansion of its manga-magazine publishing business. The title’s name signaled its relationship to Shōnen Sunday while distinguishing it as a separate edition. In the Japanese manga market, this type of companion publication gave a major publisher another channel for presenting serialized comics and enabled editorial material to be organized around a particular readership and release format. Its core audience was the shōnen demographic, broadly boys and younger male readers. The magazine therefore belonged to the same general publishing category as other boys’ manga anthologies, although its precise editorial mix, issue frequency, and serialization lineup are not fully documented in the supplied reference material. Its role was not that of a book imprint or a single manga property; it was an anthology brand whose issues could carry multiple ongoing or standalone manga works. The magazine operated during a formative period for Japanese commercial manga. Publishers were building recognizable magazine identities, and readers often followed a magazine’s editorial brand as much as any individual series. The Shōnen Sunday name gave Bessatsu Shōnen Sunday a connection to an established Shogakukan franchise, while the separate-edition format created additional room within the publisher’s overall manga schedule. Bessatsu Shōnen Sunday was published through 1974 and is now defunct. The available references do not establish a complete list of editors, contributors, serializations, circulation figures, or a detailed account of its transition after discontinuation. No current website, public listing, or operating market is identified. Its documented historical importance lies in its place within Shogakukan’s portfolio and in the broader evolution of Japanese manga magazines, particularly the use of related titles and supplemental editions to serve shōnen readers.

1. 1974End of publication

   Publication of Bessatsu Shōnen Sunday ended, making it a historical and discontinued manga-magazine title.

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2. 1960Launch of the magazine

   Shogakukan launched Bessatsu Shōnen Sunday as a separate-edition boys' manga magazine associated with the Shōnen Sunday publishing line.

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A historical Shogakukan boys' manga anthology positioned as a separate-edition companion to the Shōnen Sunday publishing franchise.

• Bessatsu Shōnen Sunday print magazineManga magazine1960

  The title's principal product was a Japanese print manga anthology for shōnen readers. Issues brought together serialized and other manga material under the Bessatsu Shōnen Sunday name and extended Shogakukan's Shōnen Sunday publishing family beyond its principal weekly edition. Detailed issue-by-issue contents and a complete serialization list are not established by the supplied sources.

• 1974DiscontinuationOther

  After a publication run beginning in 1960, the historical Bessatsu Shōnen Sunday title ceased publication.

  What changed. Shogakukan ended the magazine as a standalone publication.

  Aftermath. The title became part of the historical record of Japanese shōnen manga magazines; the supplied sources do not specify whether its editorial functions or series moved to another publication.

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• 1960Creation of a separate Shōnen Sunday editionProduct launch

  Shogakukan was expanding its manga-magazine portfolio and serving readers through titles organized by demographic and publication format.

  What changed. The publisher introduced Bessatsu Shōnen Sunday as a separate shōnen manga anthology linked by name and editorial identity to the Shōnen Sunday line.

  Aftermath. The magazine continued as a distinct publication until its reported end in 1974. The available reference does not document circulation, revenue, or detailed editorial consequences.

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1. List of manga magazines