Unveiling the "God of Manga": How Jason Andrew Cohn’s New Documentary Captures Osamu Tezuka’s Immortal Legacy

Main Facts: Honoring a Global Pioneer

Long before Japanese animation and comic art conquered the global mainstream—dominating streaming platforms, box offices, and pop culture discourse worldwide—one man laid the foundational bedrock for the entire medium. Osamu Tezuka, universally revered as the "God of Manga," transformed a post-war juvenile medium into a sophisticated, emotionally resonant, and multi-layered art form.

Next year marks a monumental milestone in pop culture history: the 75th anniversary of Astro Boy, Tezuka’s signature creation and one of the most iconic manga characters of all time. Alongside the high-flying atomic-powered android, Tezuka’s monumental bibliography includes New Treasure Island, which sparked Japan’s post-war manga boom, and Kimba the White Lion, a seminal work widely cited as a major influence on Disney’s The Lion King. Characterized by round, expressive curves, cinematic paneling, and deeply humanistic, fleshed-out worlds, Tezuka’s creations continue to capture the imaginations of millions decades after his passing in 1989.

Now, this monumental life and career are taking center stage in Tezuka! God of Manga, a comprehensive feature-length documentary spearheaded by Peabody Award-winning producer Jason Andrew Cohn. Following a successful Kickstarter campaign that mobilized fans and cinephiles globally, the project is moving swiftly toward completion. The documentary features rare archival footage and exclusive, deeply personal conversations with some of the most prolific and legendary creators in modern animation, including Akira creator Katsuhiro Otomo and The Book of Life director Jorge R. Gutierrez.

Gold Derby recently sat down with Cohn to discuss the genesis of the documentary, the intense human struggles behind Tezuka’s legendary productivity, and why the "God of Manga’s" legacy remains profoundly relevant in the digital age.


Chronology: From Sapporo Coffee Shops to the Silver Screen

To understand Tezuka! God of Manga, one must trace Jason Andrew Cohn’s decades-long personal journey with Japanese culture, a path catalyzed by chance encounters and a growing appreciation for sequential art.

Cohn’s fascination with Tezuka began during his youth while living in Sapporo, Japan, following college. Seeking a method to master the Japanese language, Cohn adopted a rewarding routine: he would sit in local coffee shops, reading whatever manga lay within reach. Initially, his reading material was limited to straightforward sports titles and light narratives. However, that changed when a Japanese housemate a few years his senior introduced him to Tezuka’s works.

"That really got me interested in manga as a serious art form," Cohn recalls. "Some of his stories were super sophisticated. It was hard for me to grasp it with my beginner’s Japanese, but it started me on a long journey."

That journey deepened years later with the 2001 theatrical release of Metropolis, an anime film based on an early Tezuka children’s adventure story, produced more than a decade after the artist’s death. Returning to California and working as a freelance journalist, Cohn pitched a story about the film’s theatrical release to a public radio program he produced for.

This pitch opened doors to the inner circles of manga scholarship, introducing Cohn to Fred Schodt, the preeminent English-language writer on manga and Tezuka’s former translator in the 1970s. Schodt imparted vital historical context about Tezuka’s life, anecdotes that Cohn seamlessly wove into his radio piece. Ever since that pivotal intersection of journalism and fandom, Cohn has harbored ambitions to dedicate a full-scale documentary to the artist.

‘Tezuka! God of Manga’ doc celebrates legendary ‘Astro Boy’ creator Osamu Tezuka

Supporting Data: Capturing Elusive Legends and Archival Treasures

Producing a definitive documentary on a cultural titan requires unprecedented access, meticulous research, and the cooperation of legendary industry figures who rarely speak to the press. For Cohn, whose career is rooted in rigorous investigative reporting and deep historical inquiry, securing interviews with modern animation masters was both a challenge and a masterclass in preparation.

"I’m sort of a research guy, so I do a lot of prep work and try to learn everything I can about the person I’m interviewing and how their life may intersect with the story I’m trying to tell," Cohn explains. "But then when you get in the room, it’s really just a conversation between two people, and you find out all kinds of things you’re not expecting."

Among the film’s most notable gets is Katsuhiro Otomo, the visionary creator behind the cyberpunk masterpiece Akira. Otomo is notoriously reclusive and selective regarding media appearances, but his profound reverence for Tezuka broke down those barriers.

"Otomo in particular felt like a real ‘get’ because he doesn’t talk to a lot of media," Cohn notes. "It was only because he respects Tezuka so much that he was willing to be interviewed."

In contrast, The Book of Life director Jorge R. Gutierrez offered a more casual, wide-ranging dialogue, bonding with Cohn over shared loves like Mad Magazine and baseball. "We both showed up wearing Dodger hats for the interview, so it was very simpatico," Cohn says.

Beyond interviews, Cohn’s personal archive has expanded alongside the production. While he may not have acquired rare lost manuscripts of Tezuka’s original sketches, his personal collection boasts a prized possession: a copy of Otomo’s manga Domu signed by Otomo himself, complete with an original hand-drawn sketch that Cohn vows to "cherish forever."


Official Responses & Insights: The Agony and Ecstasy of Genius

While many retrospectives focus exclusively on an artist’s triumphs, Tezuka! God of Manga dives headfirst into the complex psychological and professional struggles that defined Tezuka’s career. When asked what aspects of the creator’s life fascinated him most during production, Cohn pointed immediately to the artist’s vulnerabilities.

"I really like digging into Tezuka’s struggles. That’s where his story gets super interesting, in my opinion," Cohn states. "He had incredible success, obviously. He created the manga boom in the 1940s and 1950s, and virtually every young Japanese artist wanted to be him. And then he literally invented anime with the original black-and-white Astro Boy series for TV. But success is never as interesting to me as struggle, and Tezuka struggled a lot."

Tezuka’s trials began in his youth, enduring the hardships of World War II, and persisted into his adult life as he faced intense artistic and commercial pressures. Driven by an unrelenting competitive streak, Tezuka felt an acute pressure to remain the undisputed king of manga. When pop culture shifts occurred and newer, edgier movements threatened to leave him behind, the psychological toll was immense.

‘Tezuka! God of Manga’ doc celebrates legendary ‘Astro Boy’ creator Osamu Tezuka

"Times would change, and he’d be left behind by the latest trends. It almost killed him sometimes," Cohn observes. "But I love the way he worked through all that and always emerged as a more complete artist on the other side of the struggle."


Implications: Preserving Print Culture in a Vertical, Digital World

As Tezuka! God of Manga nears completion, its creator reflects on the broader cultural implications of how contemporary audiences consume sequential art. With modern readers shifting rapidly from physical paperbacks to smartphones and vertical-scroll webtoons, questions surrounding the integrity of the medium naturally arise.

Cohn admits mixed feelings regarding modern digital consumption habits. While acknowledging that younger generations are still engaging with manga digitally—often reading in innovative vertical formats—he maintains a deep-seated preference for physical print.

"I really think paper is the best way to read comics of all kinds. You linger over pages much more when you read on paper, and you notice details," Cohn emphasizes. "As a filmmaker, the idea of making movies for people to watch on their phones depresses me a little, and I imagine comic artists feel the same way."

Ultimately, Cohn hopes his documentary will serve as an educational portal, introducing modern fans to the rich historical context of post-war Japanese pop culture. Many contemporary consumers trace the origins of anime and manga back to the 1980s and 1990s boom, citing touchstones like Akira or Yoshiyuki Tomino’s Mobile Suit Gundam. Cohn wants to push that historical timeline further back.

"The previous generation really built the whole industry, and I think it’s important to understand some of that history," Cohn urges. Beyond encouraging viewers to revisit Tezuka’s expansive catalog, he hopes audiences will explore Tezuka’s talented contemporaries—such as Shigeru Mizuki and Sanpei Shirato—whose innovative works pushed Tezuka to constantly elevate his own craft.

By illuminating the man behind the legendary pen, Tezuka! God of Manga promises to remind the world that behind every global pop-culture empire lies human endurance, fierce artistic rivalry, and a timeless dedication to the printed page.

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