---
name: "Takeshi Seyama"
canonical: "https://film.one/person/takeshi-seyama"
fi1m_id: "takeshi-seyama"
imdb_id: "nm0786707"
tmdb_id: 1697
wikidata_id: "Q1379022"
roles: ["Editor"]
born: "1 January 1944"
reviewed_on_fi1m: 14
average_fi1m_score: 84
average_over: 14
updated: "2026-10-14T04:03:28.791197+00:00"
licence: "© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL."
---

# Takeshi Seyama

## Identity

Takeshi Seyama

- **Canonical:** https://film.one/person/takeshi-seyama
- **Type:** Person
- **Fi1m ID:** takeshi-seyama
- **IMDb ID:** nm0786707
- **TMDB ID:** 1697
- **Wikidata ID:** Q1379022
- **Same entity:** https://en.wikipedia.org/wiki/Takeshi_Seyama, https://www.wikidata.org/wiki/Q1379022, https://www.imdb.com/name/nm0786707/, https://www.themoviedb.org/person/1697

Editor. Born 1 January 1944 in Tokyo, Japan.

## Details

- **Work:** Editor
- **Born:** 1 January 1944, Tokyo, Japan
- **Active:** 1986–present
- **Also known as:** 瀬山 武司
- **Frequently works with:** [Hayao Miyazaki](https://film.one/person/hayao-miyazaki.md), [Toshio Suzuki](https://film.one/person/toshio-suzuki.md), [Masahiko Nishimura](https://film.one/person/masahiko-nishimura.md), [Masao Takiyama](https://film.one/person/masao-takiyama.md), [Minami Takayama](https://film.one/person/minami-takayama.md), [Ryunosuke Kamiki](https://film.one/person/ryunosuke-kamiki.md), [Satoshi Kon](https://film.one/person/satoshi-kon.md), [Tohru Emori](https://film.one/person/tohru-emori.md)
- **Fi1m score by decade:** 1980s 87 (5), 1990s 84 (3), 2000s 84 (4), 2010s 77 (1), 2020s 81 (1)
- **Fi1m against the critics:** 84 to 80 across 14 titles
- **Score spread:** 13 at 80+, 1 at 60–79, 0 under 60
- **Genres:** Animation 14, Fantasy 8, Drama 5, Family 5, Adventure 4, Action 2
- **Screen time:** 26 hours of reviewed films
- **Box office:** $4,404m across 14 films with figures
- **Elsewhere:** https://en.wikipedia.org/wiki/Takeshi_Seyama, https://www.wikidata.org/wiki/Q1379022, https://www.imdb.com/name/nm0786707/, https://www.themoviedb.org/person/1697

## Streaming the US now

- **HBO Max:** [*Spirited Away*](https://film.one/film/spirited-away.md) (92), [*My Neighbor Totoro*](https://film.one/film/my-neighbor-totoro.md) (89), [*Princess Mononoke*](https://film.one/film/princess-mononoke.md) (88), [*Kiki's Delivery Service*](https://film.one/film/kikis-delivery-service.md) (86), [*Whisper of the Heart*](https://film.one/film/whisper-of-the-heart.md) (82), [*The Boy and the Heron*](https://film.one/film/the-boy-and-the-heron.md) (81), [*Howl's Moving Castle*](https://film.one/film/howls-moving-castle.md) (81), [*Porco Rosso*](https://film.one/film/porco-rosso.md) (81)
- **Netflix:** [*Grave of the Fireflies*](https://film.one/film/grave-of-the-fireflies.md) (94)
- **The Roku Channel:** [*Akira*](https://film.one/film/akira.md) (83)
- **Tubi:** [*Tokyo Godfathers*](https://film.one/film/tokyo-godfathers.md) (82)
- **Amazon Prime Video:** [*Paprika*](https://film.one/film/paprika.md) (80)

For United States; add `?region=XX` for another country.

## Biography

Takeshi Seyama (瀬山 武司) is a Japanese film editor born in Tokyo in 1944. He has edited numerous anime films and series, working extensively with Studio Ghibli as well as directors Katsuhiro Otomo and Satoshi Kon.

His credits include *Spirited Away* (2001), *Princess Mononoke* (1997), *Howl's Moving Castle* (2004), *Ponyo* (2008), *The Wind Rises* (2013) and *The Boy and the Heron* (2023). He also edited *Akira* (1988) and *Paprika* (2006). In 1992 he founded the Seyama Editing Room, which specialises in anime editing. Earlier in his career he worked on television series such as *Heidi, Girl of the Alps* (1974).

*Sources: en.wikipedia.org, imdb.com.*

## On Fi1m (14)

- *The Boy and the Heron* (2023), Fi1m 81, Editor — [page](https://film.one/film/the-boy-and-the-heron.md)
- *The Wind Rises* (2013), Fi1m 77, Editor — [page](https://film.one/film/the-wind-rises.md)
- *Paprika* (2006), Fi1m 80, Editor — [page](https://film.one/film/paprika.md)
- *Howl's Moving Castle* (2004), Fi1m 81, Editor — [page](https://film.one/film/howls-moving-castle.md)
- *Tokyo Godfathers* (2003), Fi1m 82, Editor — [page](https://film.one/film/tokyo-godfathers.md)
- *Spirited Away* (2001), Fi1m 92, Editor — [page](https://film.one/film/spirited-away.md)
- *Princess Mononoke* (1997), Fi1m 88, Editor — [page](https://film.one/film/princess-mononoke.md)
- *Whisper of the Heart* (1995), Fi1m 82, Editor — [page](https://film.one/film/whisper-of-the-heart.md)
- *Porco Rosso* (1992), Fi1m 81, Editor — [page](https://film.one/film/porco-rosso.md)
- *Kiki's Delivery Service* (1989), Fi1m 86, Editor — [page](https://film.one/film/kikis-delivery-service.md)
- *Akira* (1988), Fi1m 83, Editor — [page](https://film.one/film/akira.md)
- *Grave of the Fireflies* (1988), Fi1m 94, Editor — [page](https://film.one/film/grave-of-the-fireflies.md)
- *My Neighbor Totoro* (1988), Fi1m 89, Editor — [page](https://film.one/film/my-neighbor-totoro.md)
- *Castle in the Sky* (1986), Fi1m 82, Lead Editor — [page](https://film.one/film/castle-in-the-sky.md)

## Complete filmography (126)

Every credit, newest first. Titles without a page can be requested for review on the HTML page.

- *Gintama on Theater 2D: Kabukicho Shitennohen Arc* (2025), Editor
- *Gintama on Theater 2D: Shinsengumi Douran Arc* (2025), Editor
- *The Boy and the Heron* (2023), Editor — Fi1m 81, [page](https://film.one/film/the-boy-and-the-heron.md)
- *Gintama: The Very Final* (2021), Editor
- *Seven Days War* (2019), Editor
- *Obsolete* (2019), series, Editor
- *Okko's Inn* (2018), Editor
- *Shimajiro and the Rainbow Oasis* (2017), Editor
- *Like the Wind* (2016), Editor
- *Valkyrie Drive: Mermaid* (2015), series, Editor
- *The Perfect Insider* (2015), series, Editor
- *Re-Kan!* (2015), series, Editor
- *ISUCA* (2015), series, Editor
- *Wild Adapter* (2014), series, Editor
- *Wizard Barristers* (2014), series, Editor
- *Gaist Crusher* (2013), series, Editor
- *The Wind Rises* (2013), Editor — Fi1m 77, [page](https://film.one/film/the-wind-rises.md)
- *A Farewell to Weapons* (2013), Editor
- *Gintama: The Final Chapter - Be Forever Yorozuya* (2013), Editor
- *Blue Exorcist: The Movie* (2012), Editor
- *Hal's Flute* (2012), Editor
- *Ixion Saga: Dimension Transfer* (2012), series, Editor
- *Btooom!* (2012), series, Editor
- *Aesthetica of a Rogue Hero* (2012), series, Editor
- *Koi-ken! Watashitachi Anime ni Nacchatta!* (2012), series, Editor
- *You and Me* (2011), series, Editor
- *From Up on Poppy Hill* (2011), Editor
- *Beelzebub* (2011), series, Editor
- *Coicent* (2010), Editor
- *Mr. Dough and the Egg Princess* (2010), Editor
- *Arrietty* (2010), Editor
- *Gintama: The Movie* (2010), Editor
- *Sound of the Sky* (2010), series, Editor
- *A Sumo Wrestler's Tail* (2010), Editor
- *Ponyo* (2008), Editor
- *Strait Jacket* (2007), series, Editor
- *Flag Director's Edition: Issenman no Kufura no Kiroku* (2007), Editor
- *SOS! Tokyo Metro Explorers: The Next* (2007), Editor
- *Tetsujin 28: Morning Moon of Midday* (2007), Editor
- *Bartender* (2006), series, Editor
- *Paprika* (2006), Editor — Fi1m 80, [page](https://film.one/film/paprika.md)
- *Demon Prince Enma* (2006), series, Editor
- *Tales from Earthsea* (2006), Editor
- *Flag* (2006), series, Editor
- *Brave Story* (2006), Editor
- *Rec* (2006), series, Editor
- *Mon Mon the Water Spider* (2006), Editor
- *The Day I Bought a Star* (2006), Editor
- *House Hunting* (2006), Editor
- *Howl's Moving Castle* (2004), Editor — Fi1m 81, [page](https://film.one/film/howls-moving-castle.md)
- *Elfen Lied* (2004), series, Editor
- *Steamboy* (2004), Editor
- *Tetsujin 28* (2004), series, Editor
- *Paranoia Agent* (2004), series, Editor
- *Tokyo Godfathers* (2003), Editor — Fi1m 82, [page](https://film.one/film/tokyo-godfathers.md)
- *Gungrave* (2003), series, Editor
- *Nasu: Summer in Andalusia* (2003), Editor
- *Texhnolyze* (2003), series, Editor
- *Duel Masters* (2002), series, Editor
- *Mei and the Kittenbus* (2002), Editor
- *Ghiblies: Episode 2* (2002), Editor
- *Patlabor WXIII the Movie* (2002), Editor
- *The Whale Hunt* (2001), Editor
- *Princess Arete* (2001), Editor
- *Spirited Away* (2001), Editor — Fi1m 92, [page](https://film.one/film/spirited-away.md)
- *KochiKame: The Movie* (1999), Editor
- *Rurouni Kenshin: Trust & Betrayal* (1999), Editor
- *Daigo of Fire Company M* (1999), Editor
- *My Neighbors the Yamadas* (1999), Editor
- *Rurouni Kenshin: Trust & Betrayal* (1999), series, Editor
- *Catnapped!* (1998), Editor
- *The Wave of Rage* (1997), Editor
- *Samurai X: The Motion Picture* (1997), Editor
- *Princess Mononoke* (1997), Editor — Fi1m 88, [page](https://film.one/film/princess-mononoke.md)
- *Hermes - Winds of Love* (1997), Editor
- *Hareluya II Boy* (1997), series, Editor
- *Lupin the Third: Dead or Alive* (1996), Editor
- *Memories* (1995), Editor
- *Hyper Doll* (1995), series, Editor
- *Legend of Crystania: The Motion Picture* (1995), Editor
- *Legend of Crystania: The Chaos Ring* (1995), Editor
- *Whisper of the Heart* (1995), Editor — Fi1m 82, [page](https://film.one/film/whisper-of-the-heart.md)
- *Chage & Aska: On Your Mark* (1995), Editor
- *Lupin the Third: Farewell to Nostradamus* (1995), Editor
- *Junkers Come Here* (1994), Editor
- *Pom Poko* (1994), Editor
- *The Life of Guskou Budori* (1994), Editor
- *Little Twins* (1992), series, Editor
- *Matchless Raijin-Oh OVA* (1992), series, Editor
- *Porco Rosso* (1992), Editor — Fi1m 81, [page](https://film.one/film/porco-rosso.md)
- *Mozaika* (1991), series, Editor
- *Only Yesterday* (1991), Editor
- *Sonic Soldier Borgman: Lover's Rain* (1990), Editor
- *Mobile Suit SD Gundam Mk V* (1990), Editor
- *Mobile Suit SD Gundam Mk IV* (1990), Editor
- *Mobile Suit SD Gundam Mk III* (1990), Editor
- *Like the Clouds, Like the Wind* (1990), Editor
- *Devilman - Volume 2: Demon Bird* (1990), Editor
- *Office Ladies Remodelling Lecture* (1990), Editor
- *Kiki's Delivery Service* (1989), Editor — Fi1m 86, [page](https://film.one/film/kikis-delivery-service.md)
- *Little Nemo: Adventures in Slumberland* (1989), Editor
- *Mobile Suit SD Gundam's Counterattack* (1989), Editor
- *Mobile Suit Gundam 0080: War in the Pocket* (1989), series, Editor
- *Venus Wars* (1989), Editor
- *Jack and the Beanstalk* (1989), Editor
- *Akira* (1988), Editor — Fi1m 83, [page](https://film.one/film/akira.md)
- *My Neighbor Totoro* (1988), Editor — Fi1m 89, [page](https://film.one/film/my-neighbor-totoro.md)
- *Grave of the Fireflies* (1988), Editor — Fi1m 94, [page](https://film.one/film/grave-of-the-fireflies.md)
- *Lupin the Third: The Fuma Conspiracy* (1987), Editor
- *Battle Royale High School* (1987), Editor
- *Devilman - Volume 1: The Birth* (1987), Editor
- *Castle in the Sky* (1986), Lead Editor — Fi1m 82, [page](https://film.one/film/castle-in-the-sky.md)
- *Coral Reef Legend: Elfie of the Blue Sea* (1986), Editor
- *The Story of Pollyanna* (1986), series, Editor
- *Princess Sarah* (1985), series, Editor
- *Dogtanian Special* (1985), Editor
- *Future Boy Conan: The Big Giant Robot's Resurrection* (1984), Editor
- *Locke the Superman* (1984), Editor
- *Dogtanian and the Three Muskehounds* (1981), series, Editor
- *Fuusen no Doratarou* (1981), series, Editor
- *The Swiss Family Robinson: Flone of the Mysterious Island* (1981), series, Editor
- *The Adventures of Tom Sawyer* (1980), series, Editor
- *Future Boy Conan* (1979), Editor
- *Ganbare! Bokura no Hit and Run* (1979), Editor
- *Anne of Green Gables* (1979), series, Editor
- *Future Boy Conan* (1978), series, Editor

---
© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL. Canonical: https://film.one/person/takeshi-seyama