Portrait of Koki Mitani

Koki Mitani

Bio: Kōki Mitani (三谷 幸喜, Mitani Kōki; born July 8, 1961) is a Japanese playwright, screenwriter, actor and film director. He studied dramatics at Nihon University
Born: Sat, Jul 08 1961
Birthplace: Setagaya, Tokyo, Japan
Koki Mitani is 64 years old
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Acting Roles
Crew Roles

Movies (As Crew)

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Poster of 三谷文楽「人形ぎらい」
三谷文楽「人形ぎらい」
Koki Mitani was 64 in 三谷文楽「人形ぎらい」 as 'Director, Writer'.
Movie Released: Sat, Aug 16 2025
Poster of Oi, Dazai
Oi, Dazai
Koki Mitani was 63 in Oi, Dazai as 'Director, Writer'.
Movie Released: Sun, Jun 29 2025
Poster of 昭和から騒ぎ
昭和から騒ぎ
Koki Mitani was 63 in 昭和から騒ぎ as 'Director'.
Movie Released: Sun, May 25 2025
Poster of 蒙古が襲来
蒙古が襲来
Koki Mitani was 63 in 蒙古が襲来 as 'Director, Writer'.
Movie Released: Sun, Feb 09 2025
Poster of All About Suomi
All About Suomi
Koki Mitani was 63 in All About Suomi as 'Director, Writer'.
Movie Released: Fri, Sep 13 2024
Poster of Warai no daigaku
Warai no daigaku
Koki Mitani was 61 in Warai no daigaku as 'Writer, Director'.
Movie Released: Wed, Feb 08 2023
Poster of VAMP SHOW
VAMP SHOW
Koki Mitani was 61 in VAMP SHOW as 'Writer'.
Movie Released: Wed, Aug 17 2022
Poster of Promise of Death
Promise of Death
Koki Mitani was 59 in Promise of Death as 'Screenplay'.
Movie Released: Sat, Mar 06 2021
Poster of 劇場の灯を消すな！PARCO劇場編
劇場の灯を消すな！PARCO劇場編
Koki Mitani was 59 in 劇場の灯を消すな！PARCO劇場編 as 'Director'.
Movie Released: Sat, Oct 31 2020
Poster of Daichi (Social Distancing Version)
Daichi (Social Distancing Version)
Koki Mitani was 59 in Daichi (Social Distancing Version) as 'Theatre Play, Stage Director'.
Movie Released: Sat, Jul 11 2020
Poster of Hit Me Anyone One More Time
Hit Me Anyone One More Time
Koki Mitani was 58 in Hit Me Anyone One More Time as 'Screenplay, Director'.
Movie Released: Fri, Sep 13 2019
Poster of The Murder of Kuroido
The Murder of Kuroido
Koki Mitani was 56 in The Murder of Kuroido as 'Screenplay'.
Movie Released: Sat, Apr 14 2018
Poster of Fuunjitachi ~ Rangaku Kakumei-hen
Fuunjitachi ~ Rangaku Kakumei-hen
Koki Mitani was 56 in Fuunjitachi ~ Rangaku Kakumei-hen as 'Screenplay'.
Movie Released: Mon, Jan 01 2018
Poster of Galaxy Turnpike
Galaxy Turnpike
Koki Mitani was 54 in Galaxy Turnpike as 'Director, Writer'.
Movie Released: Sat, Oct 24 2015
Poster of Murder on the Orient Express
Murder on the Orient Express
Koki Mitani was 53 in Murder on the Orient Express as 'Screenplay'.
Movie Released: Sun, Jan 11 2015
Poster of Jekyll & Hyde & Tears & Liquor
Jekyll & Hyde & Tears & Liquor
Koki Mitani was 52 in Jekyll & Hyde & Tears & Liquor as 'Script, Stage Director'.
Movie Released: Mon, May 12 2014
Poster of Airport 2013
Airport 2013
Koki Mitani was 52 in Airport 2013 as 'Director, Writer'.
Movie Released: Fri, May 02 2014
Poster of The Kiyosu Conference
The Kiyosu Conference
Koki Mitani was 52 in The Kiyosu Conference as 'Director, Screenplay, Original Story'.
Movie Released: Sat, Nov 09 2013
Poster of A Flawless Concierge
A Flawless Concierge
Koki Mitani was 50 in A Flawless Concierge as 'Director, Screenplay'.
Movie Released: Sat, Nov 05 2011
Poster of 三谷幸喜「short cut」
三谷幸喜「short cut」
Koki Mitani was 50 in 三谷幸喜「short cut」 as 'Director'.
Movie Released: Thu, Nov 03 2011
Poster of A Ghost of a Chance
A Ghost of a Chance
Koki Mitani was 50 in A Ghost of a Chance as 'Director, Screenplay'.
Movie Released: Sat, Oct 29 2011
Poster of 東京サンシャインボーイズ『returns』
東京サンシャインボーイズ『returns』
Koki Mitani was 47 in 東京サンシャインボーイズ『returns』 as 'Writer, Director'.
Movie Released: Fri, Mar 27 2009
Poster of Furuhata Chugakusei
Furuhata Chugakusei
Koki Mitani was 46 in Furuhata Chugakusei as 'Screenplay'.
Movie Released: Sat, Jun 14 2008
Poster of The Magic Hour
The Magic Hour
Koki Mitani was 46 in The Magic Hour as 'Director, Screenplay'.
Movie Released: Sat, Jun 07 2008
Poster of The Fearless Otojiro's Company
The Fearless Otojiro's Company
Koki Mitani was 46 in The Fearless Otojiro's Company as 'Director, Writer'.
Movie Released: Wed, Nov 07 2007
Poster of Suite Dreams
Suite Dreams
Koki Mitani was 44 in Suite Dreams as 'Director, Screenplay'.
Movie Released: Sat, Jan 14 2006
Poster of Furuhata Ninzaburo Final: Last Dance
Furuhata Ninzaburo Final: Last Dance
Koki Mitani was 44 in Furuhata Ninzaburo Final: Last Dance as 'Writer'.
Movie Released: Thu, Jan 05 2006
Poster of Furuhata Ninzaburo Final: A Fair Murderer
Furuhata Ninzaburo Final: A Fair Murderer
Koki Mitani was 44 in Furuhata Ninzaburo Final: A Fair Murderer as 'Writer'.
Movie Released: Wed, Jan 04 2006
Poster of 新選組!! 土方歳三 最期の一日
新選組!! 土方歳三 最期の一日
Koki Mitani was 44 in 新選組!! 土方歳三 最期の一日 as 'Writer'.
Movie Released: Tue, Jan 03 2006
Poster of Furuhata Ninzaburo The Resurrection Of Death
Furuhata Ninzaburo The Resurrection Of Death
Koki Mitani was 44 in Furuhata Ninzaburo The Resurrection Of Death as 'Writer'.
Movie Released: Tue, Jan 03 2006
Poster of University of Laughs
University of Laughs
Koki Mitani was 43 in University of Laughs as 'Screenplay, Original Story'.
Movie Released: Sat, Oct 30 2004
Poster of All By His Excellency's Work
All By His Excellency's Work
Koki Mitani was 42 in All By His Excellency's Work as 'Writer'.
Movie Released: Sat, Jan 03 2004
Poster of Ryoma's Wife, Her Husband and Her Lover
Ryoma's Wife, Her Husband and Her Lover
Koki Mitani was 41 in Ryoma's Wife, Her Husband and Her Lover as 'Screenplay, Theatre Play'.
Movie Released: Sat, Sep 14 2002
Poster of Vamp Show
Vamp Show
Koki Mitani was 40 in Vamp Show as 'Writer'.
Movie Released: Thu, Nov 01 2001
Poster of All About Our House
All About Our House
Koki Mitani was 39 in All About Our House as 'Director, Screenplay'.
Movie Released: Sat, Jun 09 2001
Poster of The Terror of Dr. Kuroiwa
The Terror of Dr. Kuroiwa
Koki Mitani was 37 in The Terror of Dr. Kuroiwa as 'Writer'.
Movie Released: Tue, Apr 06 1999
Poster of Furuhata Ninzaburo vs SMAP
Furuhata Ninzaburo vs SMAP
Koki Mitani was 37 in Furuhata Ninzaburo vs SMAP as 'Screenplay'.
Movie Released: Sun, Jan 03 1999
Poster of Welcome Back, Mr. McDonald
Welcome Back, Mr. McDonald
Koki Mitani was 36 in Welcome Back, Mr. McDonald as 'Director, Screenplay, Theatre Play'.
Movie Released: Sat, Nov 08 1997
Poster of Warai no Daigaku
Warai no Daigaku
Koki Mitani was 35 in Warai no Daigaku as 'Original Story, Screenplay'.
Movie Released: Fri, Jan 03 1997
Poster of The Disappearance of Furuhata Ninzaburo
The Disappearance of Furuhata Ninzaburo
Koki Mitani was 34 in The Disappearance of Furuhata Ninzaburo as 'Writer'.
Movie Released: Tue, Apr 09 1996
Poster of A Brief Parting
A Brief Parting
Koki Mitani was 34 in A Brief Parting as 'Writer'.
Movie Released: Wed, Mar 27 1996
Poster of The Laughing Kangaroo
The Laughing Kangaroo
Koki Mitani was 33 in The Laughing Kangaroo as 'Writer'.
Movie Released: Wed, Apr 12 1995
Poster of The Show Must Go On
The Show Must Go On
Koki Mitani was 32 in The Show Must Go On as 'Director, Writer'.
Movie Released: Thu, May 26 1994
Poster of The Gentle 12
The Gentle 12
Koki Mitani was 30 in The Gentle 12 as 'Theatre Play, Screenplay'.
Movie Released: Sat, Dec 14 1991
Poster of After All, I Love Cats the Three Onda Sisters’ Great Kyoto Troubles
After All, I Love Cats the Three Onda Sisters’ Great Kyoto Troubles
Koki Mitani was 29 in After All, I Love Cats the Three Onda Sisters’ Great Kyoto Troubles as 'Screenplay'.
Movie Released: Sun, Oct 21 1990

TV Shows (As Crew)

Sorted by Release Date
Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages
Poster of Pray Speak What Has Happened
Pray Speak What Has Happened
Koki Mitani was 64+ in Pray Speak What Has Happened as 'Screenplay'.
TV Show Released: First Air Date
Wed, Oct 01 2025
Poster of The 13 Lords of the Shogun
The 13 Lords of the Shogun
Koki Mitani was 60+ in The 13 Lords of the Shogun as 'Screenplay'.
TV Show Released: First Air Date
Sun, Jan 09 2022
Poster of Sanadamaru
Sanadamaru
Koki Mitani was 54+ in Sanadamaru as 'Director, Screenplay'.
TV Show Released: First Air Date
Sun, Jan 10 2016
Poster of Back of Father
Back of Father
Koki Mitani was 53+ in Back of Father as 'Writer, Screenplay'.
TV Show Released: First Air Date
Sun, Jul 13 2014
Poster of The History of Our Family
The History of Our Family
Koki Mitani was 48+ in The History of Our Family as 'Screenstory, Creator'.
TV Show Released: First Air Date
Fri, Apr 09 2010
Poster of The Three Musketeers
The Three Musketeers
Koki Mitani was 48+ in The Three Musketeers as 'Screenplay, Adaptation'.
TV Show Released: First Air Date
Mon, Oct 12 2009
Poster of Shinsengumi!
Shinsengumi!
Koki Mitani was 42+ in Shinsengumi! as 'Screenplay'.
TV Show Released: First Air Date
Sun, Jan 11 2004
Poster of HR
HR
Koki Mitani was 41+ in HR as 'Creator'.
TV Show Released: First Air Date
Wed, Oct 09 2002
Poster of Konya Uchu no Katasumi de
Konya Uchu no Katasumi de
Koki Mitani was 37+ in Konya Uchu no Katasumi de as 'Writer'.
TV Show Released: First Air Date
Thu, Jul 09 1998
Poster of Farewell, Mr. Premier
Farewell, Mr. Premier
Koki Mitani was 35+ in Farewell, Mr. Premier as 'Screenplay, Creator'.
TV Show Released: First Air Date
Tue, Apr 08 1997
Poster of San-ban Tēburu no Kyaku
San-ban Tēburu no Kyaku
Koki Mitani was 35+ in San-ban Tēburu no Kyaku as 'Writer'.
TV Show Released: First Air Date
Mon, Oct 21 1996
Poster of Ryoma ni Omakase
Ryoma ni Omakase
Koki Mitani was 34+ in Ryoma ni Omakase as 'Writer'.
TV Show Released: First Air Date
Wed, Apr 10 1996
Poster of Furuhata Ninzaburo Extra: Police Officer Imaizumi Shintaro
Furuhata Ninzaburo Extra: Police Officer Imaizumi Shintaro
Koki Mitani was 34+ in Furuhata Ninzaburo Extra: Police Officer Imaizumi Shintaro as 'Creator'.
TV Show Released: First Air Date
Wed, Jan 10 1996
Poster of 今泉慎太郎
今泉慎太郎
Koki Mitani was 34+ in 今泉慎太郎 as 'Screenplay, Creator'.
TV Show Released: First Air Date
Wed, Jan 10 1996
Poster of 王様のレストラン
王様のレストラン
Koki Mitani was 33+ in 王様のレストラン as 'Screenplay'.
TV Show Released: First Air Date
Wed, Apr 19 1995
Poster of Furuhata Ninzaburo
Furuhata Ninzaburo
Koki Mitani was 32+ in Furuhata Ninzaburo as 'Director, Writer, Creator'.
TV Show Released: First Air Date
Wed, Apr 13 1994
Poster of He Is Always There
He Is Always There
Koki Mitani was 31+ in He Is Always There as 'Writer, Creator'.
TV Show Released: First Air Date
Wed, Jan 13 1993