Manga Publishing Economics: Shueisha, Kodansha, Shogakukan, Square Enix

Almost every anime that becomes a global hit begins inside a Japanese publishing house. The decision to greenlight an anime adaptation, the timing of the season, the merchandising plan, and the international licensing strategy are all shaped by the manga publisher that holds the source material’s rights. Jujutsu Kaisen is a Shueisha production in the same sense that Studio MAPPA’s animation is — the publisher sits on the production committee, often as the largest single stakeholder, and the publisher’s strategic calendar shapes the franchise’s release cadence.

Understanding how the big manga publishers operate is therefore essential to understanding the anime industry. This is a structural overview of the four publishers that dominate the manga business: Shueisha, Kodansha, Shogakukan, and Square Enix.

Shueisha

Shueisha, founded in 1925 as a subsidiary of Shogakukan and later independent, is the largest manga publisher in Japan by revenue and the most influential in shaping global anime trends. Its flagship magazine is Weekly Shonen Jump, which has run since 1968 and remains the single most important manga publication in the world.

Weekly Shonen Jump’s franchises include One Piece, Naruto, Bleach, Dragon Ball, Demon Slayer, Jujutsu Kaisen, My Hero Academia, Chainsaw Man, and Spy x Family (the last two from Jump+, the digital sister platform). Shueisha also publishes Young Jump (seinen), Margaret (shoujo), Cobalt (light novels), and several other magazines.

The economic structure runs on three layers: magazine sales (which have declined steadily since the 1990s but remain a marketing channel), tankobon (collected volume) sales, and licensing revenue from anime adaptations, films, video games, and merchandise. Tankobon sales are the dominant revenue source. A successful Weekly Shonen Jump franchise can sell tens of millions of volumes across its run.

The digital pivot has been aggressive. Shonen Jump+ launched in 2014 as Shueisha’s digital-first publishing platform, and titles like Spy x Family, Chainsaw Man, and Dandadan launched there rather than in the print magazine. Manga Plus, launched in 2019, distributes Weekly Shonen Jump titles in English and Spanish worldwide, with the three most recent chapters of each series free. The free-tier model competes directly with piracy aggregators and has reshaped how Western readers access weekly manga.

Kodansha

Kodansha, founded in 1909, is the second-largest manga publisher and the publisher with the broadest portfolio. Its flagship is Weekly Shonen Magazine, which has run since 1959. Kodansha also publishes Afternoon (seinen, home to Vinland Saga and Blame!), Morning (seinen, home to Vagabond and Giant Killing), Nakayoshi (shoujo, home to Sailor Moon and Cardcaptor Sakura), and many others.

Kodansha’s most famous franchise in the 2020s has been Attack on Titan, published in Bessatsu Shonen Magazine from 2009 to 2021. Other major Kodansha properties include Fairy Tail, The Seven Deadly Sins, A Silent Voice, and Blue Lock.

Kodansha’s digital strategy has converged with Shueisha’s. K Manga, launched in 2023, is the English-language subscription app for Kodansha titles in North America. Magazine Pocket (Pokeman) is the Japanese digital platform that serves Weekly Shonen Magazine plus original digital titles. The model differs from Shueisha’s — K Manga is subscription-tier rather than ad-supported — but the strategic intent is the same: control the international distribution channel.

Shogakukan

Shogakukan, founded in 1922 and historically the parent of Shueisha, publishes Weekly Shonen Sunday (since 1959), Big Comic Spirits (seinen), Ciao (shoujo for younger readers), and others. Sunday’s catalog includes Inuyasha, Detective Conan (Case Closed), Frieren: Beyond Journey’s End, and Komi Can’t Communicate. Sunday has generally run a smaller print circulation than Jump or Magazine but punches above its weight in adaptation hits.

Shogakukan’s franchise economics are heavily weighted toward long-running properties. Detective Conan has published since 1994 and remains a multi-billion-yen annual franchise across manga volumes, anime films, and merchandise. The publisher’s digital push has been less aggressive than Shueisha’s or Kodansha’s, but Shogakukan-affiliated apps continue to grow.

Square Enix

Square Enix is the unusual entrant. Better known globally as a video game publisher (Final Fantasy, Dragon Quest, Kingdom Hearts), Square Enix entered manga publishing through Monthly Shonen Gangan, launched in 1991. The acquisition logic was synergy with the company’s RPG portfolio.

Gangan’s hit catalog includes Fullmetal Alchemist (which became one of the most-praised manga adaptations of all time), Soul Eater, Black Butler, and The Case Study of Vanitas. Square Enix has continued expanding its manga publishing across multiple magazine brands and its Manga UP! digital app.

The yen and the international market

A factor reshaping all four publishers’ economics in 2022-2025 has been the yen’s significant depreciation against the dollar and other major currencies. International licensing deals are typically denominated in foreign currency, which has inflated yen-denominated revenue from English, French, and other markets without those markets necessarily expanding in absolute terms. This has been a meaningful tailwind for Japanese manga publisher financials during a period when the domestic Japanese market has been demographically constrained.

The 2020-2022 manga boom in the West — driven by pandemic reading patterns, the success of Demon Slayer and Attack on Titan, and TikTok-driven discovery — pushed Western manga sales to historical highs. The 2023-2024 period has normalized, but the baseline remains substantially higher than pre-2020. This is the structural shift that has shaped publisher strategy: international markets are now a material part of revenue, not an afterthought.

How publishers shape anime production

The publisher’s role in anime production goes beyond licensing. On a typical anime production committee, the manga publisher is one of the largest stakeholders and often takes the largest share of merchandise and licensing revenue. The publisher’s editorial team is involved in adaptation decisions — which arcs to cover, what to cut, when to pause for the manga to build a buffer. Many anime adaptations are paced specifically to drive volume sales of the underlying manga.

The publisher also typically controls the international licensing of the manga, which is a separate revenue stream from the anime. A successful anime drives manga sales internationally; the publisher captures that revenue directly through its English-language digital apps or through deals with Western print publishers like Viz Media (closely tied to Shueisha) and Kodansha USA.

The structural outlook

The four publishers’ relative positions are stable. Shueisha remains dominant. Kodansha is a strong second. Shogakukan and Square Enix occupy specialized niches. The competitive frontier is digital — which publisher’s app captures the largest share of international readers, which titles launch digital-first and succeed, and how the publishers balance free-tier and subscription revenue.

For anime, the implications are direct. The publisher’s strategic priorities — which franchises to push, which to wind down, which digital-only titles to elevate to anime adaptation — shape the seasonal anime calendar. The next several years of anime production will reflect choices being made in publisher boardrooms in Tokyo right now.