Koji Seto

Known For

Kamen Rider

Kamen Rider

Dollhouse

Daughter of Lupin

Oh, Love Hotel

My Housekeeper Nagisa-san

The Window of non-REM

Kamen Rider Kiva

All Movies (41)

• Samurai Vengeance2026
• 119 Emergency Call 2026 YOKOHAMA BLACKOUT2026 · as Kaneshita Mutsuo
• 119 Emergency Call 2026 YOKOHAMA BLACKOUT2026 · as Kaneshita Mutsuo
• Dollhouse2025 · as Tadahiko Suzuki
• All About Suomi2024 · as Tomio Koiso
• Worlds Apart2024 · as Shingo Kasamachi
• maboroshi2023 · as Akimune Kikuiri (voice)
• ノンレムの窓 2023 夏2023
• Shishousetsu: Hattatsu Shougai no Boku ga Junai Shousetsuka ni nareta Riyuu2023
• Warai no daigaku2023 · as 椿一
• パティシエ・ヘンゼル クリスマスの魔法2022
• The World Laughs2022
• Love Nonetheless2022 · as Koji Tada
• The Confidence Man JP - Episode of the Hero -2022 · as Marcel Marimura
• Lupin's Daughter: The Movie2021 · as Kazuma Sakuraba
• Stigmatized Properties2020 · as Taisa Nakai
• No Longer Human2019 · as Harube Ima
• Kamen Rider Heisei Generations Forever2018 · as Kamen Rider Kiva (archive voice)
• Asako I & II2018 · as Kushihashi
• Mixed Doubles2017 · as Akihiko Ejima
• Narratage2017 · as Keita Miyazawa
• Lifeline2016
• Gassoh2015 · as Masanosuke Yoshimori
• Kirisaki Jack no Kokuhaku2015 · as 코테가와 카즈야
• My Hawaiian Discovery2014 · as Tsutomu Kamada
• Haganai: I Don't Have Many Friends (Live Action)2014 · as Kodaka Hasegawa
• Judge2013 · as Wolf
• Sadako 3D 22013 · as Takanori Ando
• Sadako 3D2012 · as Takanori Ando
• Drucker in the Dug-Out2011 · as Keiichirou Asano
• Runway Beat2011 · as Biito Mizorogi
• Kamen Rider × Kamen Rider W & Decade: Movie War 20102009 · as Wataru Kurenai / Kamen Rider Kiva
• Ju-On: Black Ghost2009 · as Tetsuya
• Kamen Rider Kiva: Final Stage & Series Cast Talk Show2009 · as Wataru Kurenai / Kamen Rider Kiva
• Kamen Rider Kiva & Den-O: DenLiner, Into Space!2009 · as Kamen Rider Kiva (voice)
• Kamen Rider Kiva: You Can Be Kiva Too!2008 · as Wataru Kurenai / Kamen Rider Kiva
• Kamen Rider Kiva: King of the Castle in the Demon World2008 · as Wataru Kurenai / Kamen Rider Kiva
• Kamen Rider Backwards-Kiva: Queen of the Demonic Castle2008 · as Wataru Kurenai / Kamen Rider Kiva
• Kamen Rider Den-O & Kiva: Climax Deka2008 · as Wataru Kurenai / Kamen Rider Kiva
• The Gift from Heaven2007
• Tonari no 801-chan2007 · as Tibet-kun

All TV Shows (47)

• Silent Truth2026 · as Keisuke Kiyohara
• Niko Tama2025 · as Iwaki Kohei
• 119 Emergency Call2025 · as Mutsuo Kaneshita
• Kururi: Who's in Love with me2024 · as Nishi Kotaro
• Innai Keisatsu2024 · as Shunsuke Sakakibara
• ノンレムの窓 2023 夏2023
• Shishosetsu: Hattatsu Shogai no Boku ga Junai Shosetsuka ni Nareta Riyu2023 · as 伊佐山ジン
• Invert: Jozuka Hisui Inverted Collection2022 · as Siro Kogetsu
• Medium Detective Hisui Jozuka2022 · as Shiro Kogetsu
• The Window of non-REM2022
• Stendhal's Love Theory2022 · as Ryosuke Suzuki
• 彼女を笑う人がいても2021
• A Copywriter Takes Paternity Leave2021 · as Yōsuke Ugaeri
• My Housekeeper Nagisa-san2020 · as Yūta Tadokoro
• Daughter of Lupin2019 · as Sakuraba Kazuma
• GIFT ~오늘 밤, 행복한 시간을 선사합니다~2019
• Digital Tattoo2019
• Perfect World2019 · as Hirotaka Koreeda
• An Invisible Cradle2018 · as Tomohiro Yui
• Princess Jellyfish2018 · as Kuranosuke Koibuchi
• My High School Business2017 · as Tomokazu Shimazu
• Bushimeshi!--The Samurai Cook2017 · as Sakai Banshiro
• 冬芽の人2017 · as 나카모토 미사키닌
• Hope: Kitai Zero no Shinnyu Shain2016 · as Shinji Kiriake
• It's Not That I Can't Get Married, I Just Don't Do It2016
• Age Harassment2015 · as Masaru Igawa
• Oh, Love Hotel2014
• Stock Price Crash2014 · as Ko Inunaki
• Lost Days2014 · as Shino Yuta
• よその歌 わたしの唄2013
• 八犬伝2013
• TOKYO Airport -Air Traffic Service Department-2012 · as Yuji Yamashita
• 美しい日本に出会う旅2012 · as MC
• Sleeping Jukujo2012 · as Yusuke Takaoka
• Renai Kentei2012 · as Tsukara Ogura
• Gretel's Magical Oven2011
• Kurumi no Heya2011 · as Mitamura Kentaro
• HUNT - Tax Investigation Officer2010 · as Tomoya Akagawa
• Tumbling2010 · as Takenaka Yuta
• Otomen2009 · as Ariake Yamato
• My Boys2009 · as Satoru Okura
• Sky of Love: Someone I love is there2008 · as Hiroki Sakurai
• Kamen Rider Backwards-Kiva: Queen of the Demonic Castle2008 · as Wataru Kurenai / Kamen Rider Kiva
• Kamen Rider Kiva2008 · as Wataru Kurenai / Kamen Rider Kiva
• Abarenbo Mama2007 · as Naoya Abe
• Kamen Rider1971 · as Wataru Kurenai
• Kamen Rider1971 · as Wataru Kurenai / Kamen Rider Kiva