Beneath the nostalgic charm and sun-drenched slopes of From Up on Poppy Hill (Official Studio Ghibli) lies a surprisingly complex web of wartime grief, fragile secrets, and deeply human resilience. Directed by Gorō Miyazaki, this 2011 feature film thrives on the silent struggles of its cast.

This time, we are diving deep into the characters and voice actors of From Up on Poppy Hill, exploring their individual charms, hidden histories, and the emotional burdens they carry. What kind of people truly populated Coquelicot Manor and Konan Academy?

Before we explore the profound histories of these characters, please be warned: this deep-dive guide contains major, unexpected plot spoilers.

*This is a translated version. The original (Japanese) is available here.

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Contents

From Up on Poppy Hill (2011) Main Characters & Voice Actors List

NameAgeVoice Actor

Umi Matsuzaki

17 years old[1]Sarah Bolger

Shun Kazama

3rd-year high school studentAnton Yelchin

Shirō Mizunuma

3rd-year high school studentCharlie Saxton

Sora Matsuzaki

1st-year high school studentIsabelle Fuhrman

Chairman Tokumaru

?[2]Bruce Dern
[1]
According to the narration in the making-of documentary.
[2]
No clear age setting has been released.
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From Up on Poppy Hill (2011) Character Map

character map for From Up on Poppy Hill

The entire emotional conflict of the film stems from a single, chaotic wartime tragedy. After Hiroshi Tachibana perished in a maritime accident and his wife died in childbirth, Yūichirō Sawamura stepped in to save the orphaned infant, Shun. Sawamura legally registered the boy as his own flesh and blood.

However, overwhelmed by the reality of raising a newborn alone, he entrusted Shun to his fellow sailor, Akio Kazama. Because Sawamura deliberately withheld the complicated truth of the boy’s actual parentage, Kazama raised Shun firmly believing that Sawamura was Shun’s true biological father—planting the seed for a devastating misunderstanding decades later.

From Up on Poppy Hill (2011) Deep Character Profiles and Analysis

Umi Matsuzaki | Voice Actor: Sarah Bolger

Umi Matsuzaki, the protagonist of 'From Up on Poppy Hill'

Umi Matsuzaki’s Basic Information

As the 17-year-old protagonist, Umi carries the immense weight of managing Coquelicot Manor while attending her second year at Konan Academy High School. Her life is deeply shadowed by the loss of her father, a sailor who perished during the Korean War.

While Japan was officially under American occupation during the Korean War, former Japanese navy personnel were quietly mobilized for highly dangerous logistical operations, including minesweeping and supply transport. Umi’s father was tragically lost during one of these covert missions.

To honor his memory, Umi performs a solemn daily ritual: raising maritime signal flags to the wind, praying for his safe return. Her grandmother, Hana, watches this endless mourning with deep concern.

The true brilliance of the film lies in how it beautifully subverts Hana’s gentle wish: “I wish you’d find someone wonderful so you wouldn’t have to raise those flags anymore.”

While audiences naturally expect Umi to eventually stop raising the flags once she falls in love, the film delivers a far more profound emotional payoff. By the end of the story, Umi is still raising the flags—not as a memorial for a ghost, but as a living, breathing message to Shun. This masterful shift in the “reason for raising the flags” is the emotional anchor that makes From Up on Poppy Hill so unforgettable.

Shun Kazama | Voice Actor: Anton Yelchin

Shun Kazama, a character in 'From Up on Poppy Hill'

Shun Kazama’s Basic Information

Serving as the charismatic co-protagonist, Shun is a passionate third-year student at Konan Academy. He is the fearless president of the journalism club, leading the charge to save the Latin Quarter from demolition.

Though he was raised with fierce, unconditional love by his adoptive parents—a fact he deeply appreciates—Shun grew up believing his biological father was Yūichirō Sawamura. Tragically, this is the exact same man Umi calls her father.

The sheer psychological terror he must have experienced upon realizing he might be blood-related to the girl he was falling in love with is staggering. While the agonizing mystery of his true lineage (eventually revealed to be Hiroshi Tachibana) is resolved relatively quickly in the grand scheme of his life, for a teenager experiencing his first profound romance, those weeks of forced emotional suppression must have felt like a suffocating eternity.

Shirō Mizunuma | Voice Actor: Charlie Saxton

Shirō Mizunuma, a character in 'From Up on Poppy Hill'

Shirō Mizunuma’s Basic Information

The brilliant, bespectacled student council president and a third-year student at Konan Academy. Operating as Shun’s most trusted confidant, Shirō is the strategic mastermind steering the student body’s passionate movement.

He consistently steps in at crucial moments to manipulate the narrative and protect his friends, proving that having a fiercely loyal, socially adept wingman makes navigating the chaos of high school infinitely easier and more enjoyable.

Hana Matsuzaki | Voice Actor: Edie Mirman

Hana Matsuzaki, a character in 'From Up on Poppy Hill'

Hana Matsuzaki’s Basic Information

Umi’s sharp, observant grandmother and the true matriarch of Coquelicot Manor.

She is the one who gently voices her concern over Umi’s endless mourning with the signal flags. Her deeply compassionate, if ultimately subverted, wish for Umi’s future acts as the philosophical anchor that grounds the entire emotional arc of the narrative.

Sora Matsuzaki | Voice Actor: Isabelle Fuhrman

Sora Matsuzaki, a character in 'From Up on Poppy Hill'

Sora Matsuzaki’s Basic Information

Umi’s bubbly younger sister. Sora perfectly embodies the carefree, slightly selfish spirit of a typical 1960s teenager. This is flawlessly demonstrated when she flatly refuses to help Umi with the grocery shopping simply because she refuses to miss her favorite pop idol, Kazuo Funaki, on television.

Riku Matsuzaki | Voice Actor: Alex Wolff

Riku Matsuzaki, a character in 'From Up on Poppy Hill'

Riku Matsuzaki’s Basic Information

Umi’s quiet younger brother. In a subtle nod to the gender dynamics of the era, his most defining characteristic in the film is receiving an extra portion of breakfast from his grandmother simply because “he is a boy.” Beyond his hearty appetite, he remains mostly in the background.

Ryoko Matsuzaki | Voice Actor: Jamie Lee Curtis

Ryoko Matsuzaki, a character in 'From Up on Poppy Hill'

Ryoko Matsuzaki’s Basic Information

Umi’s mother is a brilliant university professor diligently advancing her research in the United States. Defined by her formidable intellect and fierce passion, Ryoko was rebellious enough in her youth to defy her strict family and elope with Yūichirō Sawamura.

Her emotional intelligence is truly staggering; the moment she returns from America, she instantly reads the agony on Umi’s face and pulls her into a warm embrace.

Furthermore, Ryoko is the ultimate catalyst for the film’s happy ending. She calmly unravels the terrifying misunderstanding of the past and sets the wheels in motion to prove Shun’s true parentage. Seeing her extreme competence, it is completely obvious where Umi inherited her resilience. She must be a phenomenal researcher as well.

Miki Hokuto | Voice Actor: Gillian Anderson

Miki Hokuto, a character in 'From Up on Poppy Hill'

Miki Hokuto’s Basic Information

A sophisticated female doctor who boards at Coquelicot Manor. While her innocent invitation to Shun and his friends for her farewell party inadvertently triggered a tidal wave of “youthful angst” for the protagonists, it was a fundamentally necessary narrative catalyst. Her gathering was the crucial domino that fell to ultimately uncover the truth behind Shun’s birth.

Sachiko Hirokouji | Voice Actor: Aubrey Plaza

Sachiko Hirokouji, a character in 'From Up on Poppy Hill'

Sachiko Hirokouji’s Basic Information

An eccentric, perpetually sleep-deprived art student living at Coquelicot Manor. Her casual landscape painting of the harbor plays a massive role in the story: it reveals to Umi that the specific tugboat Shun rides passes right by their manor every single morning.

Because Umi sees this painting, the audience is guaranteed that the signal flags she raises at the end of the film are a direct, undeniable communication to Shun.

Chairman Tokumaru | Voice Actor: Bruce Dern

Chairman Tokumaru, a character in 'From Up on Poppy Hill'

Chairman Tokumaru’s Basic Information

The imposing yet deeply reasonable chairman of the school board overseeing Konan Academy. In the film’s climax, moved by the sheer passion of the students, he dramatically reverses the demolition order and promises to preserve the Latin Quarter.

Although his screen time is limited, he absolutely commands the room, adding immense color to From Up on Poppy Hill. This incredible presence is no accident—he is a direct, loving homage to a real-life titan: Yasuyoshi Tokuma, the founder of Tokuma Shoten and the very first president of Studio Ghibli.

English Translation of the post above

Businessman Chairman Tokumaru of the Tokumaru Foundation (徳丸財団) is based on a real person: Mr. Yasuyoshi Tokuma (徳間康快), the founder of Tokuma Shoten (徳間書店) and the first president of Studio Ghibli. The voice actor, Teruyuki Kagawa (香川照之), reportedly studied Chairman Tokumaru’s way of speaking by watching a memorial video of President Tokuma.

Director Hayao Miyazaki and producer Toshio Suzuki have consistently spoken of Yasuyoshi Tokuma in interviews and their books with profound, sincere respect. Their deep sense of indebtedness is palpable.

While Gorō Miyazaki directed the film, Hayao penned the screenplay, making it highly likely that the larger-than-life portrayal of Chairman Tokumaru in From Up on Poppy Hill is his personal, heartfelt tribute to his old boss.

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Yūichirō Sawamura | Voice Actor: Robert Clotworthy

Yūichirō Sawamura’s Basic Information

Umi’s beloved father. A former navy sailor drafted during the Korean War who ultimately lost his life at sea.

He is the man who brought home the orphaned infant of his best friend, Hiroshi Tachibana, without even consulting his wife (though both Hiroshi and his wife, as well as their relatives, had passed away). He then legally registered the boy as his own before giving him to the grieving Kazama couple—all without ever officially documenting the truth of the boy’s actual birth.

While you could easily praise Yūichirō as a profoundly “passionate man,” you could just as accurately label him a massive “troublemaker.” If he had simply left a clear note stating, “He is my child on paper, but actually Hiroshi Tachibana’s child,” the devastating heartbreak Umi and Shun endured would have been entirely avoided.

Yet, it was precisely this reckless, fiercely protective loyalty and slightly troublesome nature that likely made Umi’s mother fall so deeply in love with him in the first place.

Akio Kazama | Voice Actor: Chris Noth

Akio Kazama’s Basic Information

Shun’s adoptive father and a hardworking tugboat sailor. A stoic man of few words, he radiates an undeniable “old-school” aura. Yet beneath his gruff exterior lies a man who raised another person’s child with absolute, deep affection.

When Shun confronts him about his origins, Akio looks him dead in the eye and simply states, “You are my son.” It is arguably my favorite and most powerful line in From Up on Poppy Hill. He is the kind of steadfast man anyone would aspire to be.

Yoshio Onodera | Voice Actor: Beau Bridges

Yoshio Onodera’s Basic Information

A best friend of Yūichirō Sawamura and Hiroshi Tachibana from their navy days. He holds the final, critical puzzle piece and is the one who finally tells Shun and Umi the absolute truth: that Shun is Tachibana’s son.

Like Tachibana, he only appears for a few fleeting minutes at the very end of the main story, but in terms of conveying the most vital truth to Shun and Umi, he might be the greatest contributor to the resolution of From Up on Poppy Hill.

His tearful declaration—”I’m so happy to meet the son and daughter of Tachibana and Sawamura. Thank you. There’s nothing that could make me happier”—also really got to me, perfectly encapsulating their enduring wartime brotherhood.

The images used in this article are from ‘Studio Ghibli Still Images‘.

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Sifr
A Japanese man in his 30s, originally from northern Japan and now based in Yokohama. He works in the education field by day, and in his spare time, writes articles about his favorite movies and animation.