Koki Mitani (Writer)

What Happened to Our Nest Egg!?

Atsuko and Akira are a husband and wife duo with a daughter and a son. Atsuko is in charge of the retirement finances. She saves from money given to her by her husband and also earns money herself by working part-time. She stretches every yen by leading a frugal life. yet, expenses come up. These include their daughter's upcoming wedding and the funeral expenses of the husband's father. Then, and at exactly the worst time, the couple finds itself unemployed.

Release Date2021-10-30

Charactersd Moriguchi

Vote Count12

Murder of the Inugami Clan

Inugami Sahei, who built up the wealth of the Inugami Clan, passes away, leaving a will with Furudate, his legal adviser, for his daughters Matsuko, Takeko and Umeko, all of whom have different mothers, and for their sons, as well as for Nonomiya Tamayo, the granddaughter of a person to whom Sahei feels heavily indebted. The will states that all his assets are inherited by Tamayo alone, on the condition that she marries one of the sons of the daughters. Furudate's assistant learns the content of the will, and seeks advice from Kindaichi Kosuke, a private detective, as he senses the air of unease. Shortly afterwards, murders start to occur one after another in the clan.

Release Date2006-12-16

Charactersd Nasu Hoteru Shujin

Vote Count16

90 Years Old – So What?

Aiko Satō, who has won many literary awards, retired from her life as a writer and had no guests. She spent a gloomy time, but then a middle-aged editor named Tachibana came with a commission for a story. The story begins with a series of essays that are initially unpleasant, writing out her anger towards society. Aiko's life will undergo significant changes by the time she is 90 years old.

Release Date2024-06-21

Charactersd Taxi driver

Vote Count2

Round About Midnight

While on a cigarette break in between sets, Koji, a jazz musician, witnesses a murder and runs into a girl, Linda, who is being pursued by the killers. Mistakenly identified as prime suspects, they have to solve the crime but time is running out: Koji has to be back to perform in his club by midnight, as a very special guest will be attending.

Release Date1999-11-06

Charactersd Man Watching TV

Vote Count8

A Flawless Concierge

A comedy about a concierge at a plush hotel who deals with a series of unusual guests.

Release Date2011-11-05

DepartmentDirecting

JobDirector

Charactersd The Film Director

Vote Count2

Ryoma's Wife, Her Husband and Her Lover

Film about Sakamoto Ryōma. The focus is on Oryo, the maid who became Ryoma’s wife and lived with him for one year before his death.

Release Date2002-09-14

DepartmentWriting

JobScreenplay

Charactersd

The Makanai: Cooking for the Maiko House

Two inseparable friends move to Kyoto to chase their dreams of becoming maiko, but decide to pursue different passions while living under the same roof.

Release Date2023-01-12

Charactersd Mitani

Episode Count1

Vote Count54

The Three Musketeers

Release Date2009-10-12

DepartmentWriting

JobScreenplay

Charactersd O'Reilly (voice)

Episode Count40

Vote Count5

Furuhata Ninzaburo

Furuhata Ninzaburō is a Japanese television series that ran periodically on Fuji Television from 1994 until its final episodes in 2006. It was written by Japanese playwright Kōki Mitani and is often referred to as the Japanese version of Columbo. The series is a police detective drama starring actor Masakazu Tamura as Furuhata Ninzaburo and Masahiko Nishimura as his stereotypically bumbling sidekick, Shintaro Imaizumi. The program aired weekly and featured a guest villain each time, usually a famous talent in Japan. Pop-stars like SMAP, television hosts like Sanma Akashiya and even sports figures like Ichiro Suzuki have been featured on this program. It was one of the most popular television dramas in the history of Japanese television, having spawned several seasons and TV specials.

Release Date1994-04-13

DepartmentDirecting

JobDirector

Episode Count1

Vote Count19

Furuhata Ninzaburo vs SMAP

Furuhata is called in to investigate a murder committed by the well-known Japanese boy band SMAP.

Release Date1999-01-03

DepartmentWriting

JobScreenplay

Vote Count1

Suite Dreams

New Year's Eve at a posh hotel and all should be shipshape. It is not. There is the traditional party, an official ceremony, entertainment and a special dinner planned and yet there is trouble everywhere. An Animal is on the loose, a politician to protect, a prostitute to handle, a bellhop to focus and a few things more.

Release Date2006-01-14

DepartmentDirecting

JobDirector

Vote Count33

VAMP SHOW

Release Date2022-08-17

DepartmentWriting

JobWriter

Airport 2013

When there's a transfer flight delay, a put-upon ground staff worker at a small town airport has to deal with a family that has plenty of problems of their own. Shot in a single take, "Airport" focuses on familial and romantic relationships and the secrets that often hold them together.

Release Date2014-05-02

DepartmentDirecting

JobDirector

Vote Count9

Pray Speak What Has Happened

In 1984 Shibuya, four quirky young souls navigate life’s struggles while chasing joy in a city bursting with hope.

Release Date2025-10-01

DepartmentWriting

JobScreenplay

Episode Count11

Vote Count3

All About Suomi

The wife of a tycoon, Suomi, suddenly disappears. Upon learning of her disappearance, assembled at the mansion where her husband lives are five men who have loved her. But they each describe their version of "Suomi" very differently, both in appearance and personality. So, who exactly is the real Suomi?

Release Date2024-09-13

DepartmentDirecting

JobDirector

Vote Count9

劇場の灯を消すな！PARCO劇場編

Release Date2020-10-31

DepartmentDirecting

JobDirector

Vote Count1

Sanadamaru

Spanning over 50 episodes, we follow the historical fiction of the Sanada clansmen as they plotted and fought their ways to survive the changing political alliances during the Warring States Period of Japan.

Release Date2016-01-10

DepartmentDirecting

JobDirector

Episode Count50

Vote Count14

The 13 Lords of the Shogun

Following the ascension to power of Taira no Kiyomori, the Minamoto clan is exiled. Minamoto no Yoritomo meets Masako, the sister of Hōjō Yoshitoki and later marries her. Following this marriage, the gears of Yoshitoki's destiny begin to turn.

Release Date2022-01-09

DepartmentWriting

JobScreenplay

Episode Count48

Vote Count11

Once in a Blue Moon

Defence lawyer Emi is assigned to a particularly unusual case: a man is suspected of murdering his wealthy wife, and his only alibi is a 421-year old ghost, Rokubei. At first Emi is hesitant, but when she pursues her lead she is visited by the ghost herself. And so the fun begins in the courtroom when Prosecutor Osano starts to cross examine.

Release Date2011-10-29

DepartmentDirecting

JobDirector

Vote Count40

Welcome Back, Mr. McDonald

A love story written by an ordinary housewife is going to be broadcast as a radio drama and almost everyone among the crew insists on changing various parts of the play to their liking.

Release Date1997-11-08

DepartmentDirecting

JobDirector

Vote Count43

The Kiyosu Conference

After the forced suicide of Nobunaga Oda at the Incident at Honnō-ji, powerful figures Katsuie Shibata, Hideyoshi Toyotomi, Nagahide Niwa and Tsuneoki Ikeda meet to decide on a successor. The conference would become Japan's first group made political decision. The meeting was known as the Kiyosu Kaigi.

Release Date2013-11-09

DepartmentDirecting

JobDirector

Vote Count24

The Gentle 12

The film opens as a jury is about to acquit a defendant -- a bar hostess who pushed her ex-husband path of an oncoming truck, supposedly in self-defense. Just as everyone seems to be in agreement over the woman's innocence, one juror voices second thoughts.

Release Date1991-12-14

DepartmentWriting

JobTheatre Play

Vote Count6

The Magic Hour

A hustler who gets in trouble with a gang boss in the port town of Sukago agrees to make good with the don by putting him in contact with a mysterious hitman — an assassin the hustler has no idea how to contact. Instead, he hires an actor to play the role, though the thespian has no idea what he's getting into.

Release Date2008-06-07

DepartmentDirecting

JobDirector

Vote Count39

Murder on the Orient Express

The Japanese adaption of Agatha Christie's famous whodunit "Murder on the Orient Express".

Release Date2015-01-11

DepartmentWriting

JobScreenplay

Vote Count8

Vamp Show

Five merry men who travel and live all over the country. They all love to sing and for some reason they are all nocturnal. Their hobbies are raiding and blood donor cars. What they don't like is crosses, and what they love is - choo-choo-choo!!! ?

Release Date2001-11-01

DepartmentWriting

JobWriter

The Murder of Kuroido

March 1952, the only doctor in the village Shiba had found a dead body of Sanako. The cause of death is overdose of sleeping pills. Sanako had been suspected for killing her own husband so Dr. Shiba’s sister Kana is guessing that she has committed suicide due to being tormented by killing her husband. Everyone who was in Mr. Kuroido’s house is the suspect, including all the members of Kuroido family, butler, secretary, maids, etc. The Detective Suguro (Hercule Poirot) will investigate the case. Dr. Shiba will be assisting him. As things are searched by them, a shocking fact has been brought to light…

Release Date2018-04-14

DepartmentWriting

JobScreenplay

Hit Me Anyone One More Time

Keisuke Kuroda wakes up in a hospital bed unable to remember who he is. While sneaking out of the hospital, he sees a glimpse of the news and realizes that he is the Prime Minister of Japan. His approval rating was the lowest in the history of modern Japan. During a recent speech, a citizen had thrown a rock at him causing him to lose his memory. Keisuke Kuroda’s subordinate takes him to the official residence of the prime minister where he tries to implement changes to the country. The only people aware that he has lost his memory are his three secretaries.

Release Date2019-09-13

DepartmentWriting

JobScreenplay

Vote Count13

University of Laughs

In pre-war Japan, a government censor tries to make the writer for a theater troupe alter his comedic script. As they work with and against each other, the script ends up developing in unexpected ways.

Release Date2004-10-30

DepartmentWriting

JobWriter

Vote Count34

Galaxy Turnpike

Set in the year 2265. There is a small restaurant along the main road Galaxy Kaido, which connects Earth and the space colony Uzushio.

Release Date2015-10-24

DepartmentDirecting

JobDirector

Vote Count5

Promise of death

Detective Suguro is enjoying a stay at a luxurious hotel in Wakayama. Also staying at the hotel is an unusual family led by rich widow Mrs. Hondo. She acts like a tyrant around her children, who are afraid of her and are at her beck and call. Unfortunately, a tragedy strikes the Hondo Family while on a hike to a local shrine. Mrs. Hondo, who was supposed to be taking a rest on the way, is found dead. Kawahara Daisaku, the chief of the local police station, asks Suguro to help with the investigation of Mrs. Hondo’s death.

Release Date2021-03-06

DepartmentWriting

JobScreenplay

Vote Count3

All About Our House

Two newlyweds decide to build their dream home, and hire an old friend named Yanagisawa to design it. Unfortunately, Yanagisawa isn’t licensed to build homes, so they call in the wife’s father, a retired carpenter, to help out. When Yanagisawa’s contemporary ideas clash with the old carpenter’s traditional Japanese methods, the project becomes a huge mess.

Release Date2001-06-09

DepartmentDirecting

JobDirector

Vote Count10

Fuunjitachi ~ Rangaku Kakumei-hen

Maeno Ryotaku (Kataoka Ainosuke) is a doctor of Buzen Province, Nakatsu domain. Aspiring to learn Western knowledge, he comes across a Dutch-language translation of the German medical text Anatomische Tabellen while studying in Nagasaki. After returning from Nagasaki, Maeno is invited by a doctor friend Sugita Genpaku (Niiro Shinya) of Wakasa Province, Obama domain to observe an autopsy.

Release Date2018-01-01

DepartmentWriting

JobScreenplay

Furuhata Chugakusei

Young Furuhata, a 3rd-year junior high student from Tokyo, transferred to a school in the countryside due to family circumstances. He doesn't fit in at first, but he eventually gains a reputation as a detective and opens his own detective agency. One day, he hears about the town's legend of buried treasure, and he immediately begins unraveling the mystery.

Release Date2008-06-14

DepartmentWriting

JobScreenplay

Vote Count2

新選組!! 土方歳三 最期の一日

Follows the final days of the shogunate and Shinsengumi's Vice-Comander Hijikata Toshizo along with his fellow anti-imperialist group.

Release Date2006-01-03

DepartmentWriting

JobWriter

Vote Count2

Oi, Dazai

Set by the seaside, this is a time-slip comedy about a man who adores Osamu Dazai and struggles to transcend time.

Release Date2025-06-29

DepartmentDirecting

JobDirector

Vote Count1

The Fearless Otojiro's Company

In 1897, actor, director, producer and theatre company leader Kawakami Otojiro set off on a tour of the USA with his wife Sadayakko and theatre company members, but in a foreign country where he could not speak the language, he had to struggle against a succession of adversities, including lawyers absconding with the proceeds and actors going on strike. One day, however, Otojiro arrives in Boston on his arduous tour and sees a packed house for a performance of The Merchant of Venice by the famous British actor Henry Irving. In just one night of rehearsals, they concoct a Japanese version of The Merchant of Venice, and perform the play to a foreign audience with bullshit dialogue and a reckless performance that can be cut short by "Sucharaka poko poko" when they get stuck on a word.

Release Date2007-11-07

DepartmentDirecting

JobDirector

The Terror of Dr. Kuroiwa

Furuhata comes out of retirement to investigate a series of bizarre serial killings which would look like deaths by natural causes except for the notes found inside the victims' anuses.

Release Date1999-04-06

DepartmentWriting

JobWriter

The Laughing Kangaroo

A love triangle turns deadly during an awards ceremony in Australia. Unfortunately for the killers, however, Furuhata and Shintaro are on a well-deserved holiday in the same hotel.

Release Date1995-04-12

DepartmentWriting

JobWriter

He Is Always There

This is a story of two physicians who are complete opposites. Although he's a skilled surgeon, Dr. Shiba does not believe that every life is worth saving, but is willing to perform any surgery for the right price. On the other hand, Dr. Ishikawa is an idealist who believes that doctors should treat all patients equally and fight to protect every person's right to live. Therefore, Ishikawa quickly becomes liked by hospital staff while Shiba continues to make enemies.

Release Date1993-01-13

DepartmentWriting

JobWriter

Episode Count11

Vote Count7

Furuhata Ninzaburo The Resurrection Of Death

Furuhata investigates a series of bizarre, seemingly random accidental deaths. He zeroes in on the suspected murderer, but loses faith in his instincts when the suspect is himself killed. However, in the end, he ends up solving three murders and catching the real suspect.

Release Date2006-01-03

DepartmentWriting

JobWriter

Back of Father

A 10-part omnibus drama by 10 different scriptwriters on the theme of fathers and their sons and daughters.

Release Date2014-07-13

DepartmentWriting

JobWriter

Episode Count10

Vote Count2

Shinsengumi!

Shinsengumi! is a Taiga drama television series produced by Japanese broadcaster NHK. It was a popular drama about the Shinsengumi, a Japanese special police force from the Bakumatsu period.

Release Date2004-01-11

DepartmentWriting

JobScreenplay

Episode Count49

Vote Count9

All By His Excellency's Work

An employee at a Japanese embassy in a South American country is kidnapped but Furuhata, who is there on holiday, begins suspecting that the man was killed by none other than the Ambassador Extraordinary and Plenipotentiary himself.

Release Date2004-01-03

DepartmentWriting

JobWriter

Furuhata Ninzaburo Final: A Fair Murderer

Ichiro Suzuki, a baseball player obsessed with fair play, murders a man who was blackmailing his brother who is none other than Furuhata's faithful friend Mukojima.

Release Date2006-01-04

DepartmentWriting

JobWriter

A Brief Parting

The head of a flower arrangement clan murders her overbearing teacher and rival during a flamenco recital. The one thing Furuhata, who was in the audience, can't quite figure out is how the killer found her victim in the dark auditorium.

Release Date1996-03-27

DepartmentWriting

JobWriter

Jekyll & Hyde & Tears & Liquor

An adaptation of Robert Louis Stevenson's novel "Strange Case of Dr Jekyll and Mr Hyde" tells the story of Dr. Jekyll, who wants to invent a drug to separate good and evil in human.

Release Date2014-05-12

DepartmentCrew

JobScript

王様のレストラン

Release Date1995-04-19

DepartmentWriting

JobScreenplay

Episode Count11

Vote Count4

Short Cut

After 10 years of marriage, a couple finds itself walking on a small path in the mountains. Allowing them to discover one another.

Release Date2011-11-03

DepartmentDirecting

JobDirector

Vote Count2

After All, I Love Cats the Three Onda Sisters’ Great Kyoto Troubles

1990 Original Video

Release Date1990-10-21

DepartmentWriting

JobScreenplay

Furuhata Ninzaburo Final: Last Dance

Kyoko Kagami is a pen name for a pair of twin writers. After one sister kills the other, their technical advisor Furuhata investigates. His investigation is complicated by his feelings for the surviving sister.

Release Date2006-01-05

DepartmentWriting

JobWriter

蒙古が襲来

Release Date2025-02-09

DepartmentDirecting

JobDirector

昭和から騒ぎ

Release Date2025-05-25

DepartmentDirecting

JobDirector

Warai no daigaku

Release Date2023-02-08

DepartmentWriting

JobWriter

The History of Our Family

Wagaya no Rekishi is a Japanese three-part television mini-series, shown on Fuji TV from April 9, 2010 to April 11, 2010 to celebrate its 50th Anniversary. The show was known for its star-studded cast.

Release Date2010-04-09

DepartmentWriting

JobScreenstory

Episode Count3

Vote Count5

The Disappearance of Furuhata Ninzaburo

Famous detective Furuhata Ninzaburo has disappeared, so a TV crew decide to make a documentary about his career interviewing his associates and the killers he caught.

Release Date1996-04-09

DepartmentWriting

JobWriter

Farewell, Mr. Premier

What happens when the Prime Minister of Japan suddenly has the lowest approval ratings in history? Tamura Masakazu plays an unpopular Prime Minister who faces daily protests of citizens, inside betrayals, and the decision of a new Chief Cabinet Secretary. He makes an unprecedented selection, choosing his daughter's private tutor, who is only in his 20s and not even a politician! Will the Prime Minister be able to turn his ratings around, or will he be forced to resign? This drama focuses on the government of Japan, with a comedic twist.

Release Date1997-04-08

DepartmentWriting

JobScreenplay

Episode Count11

Warai no Daigaku

Release Date1997-01-03

DepartmentWriting

JobOriginal Story

HR

A situation comedy set in a fixed-time high school in Tokyo.

Release Date2002-10-09

DepartmentCreator

JobCreator

Vote Count3

今泉慎太郎

Release Date1996-01-10

DepartmentWriting

JobScreenplay

Episode Count12

San-ban Tēburu no Kyaku

A program that uses a script written by Koki Mitani and is produced by a different cast and crew each time. As the narration at the beginning of the show says: "If you think you can create the same work with the same script, you don't know drama". This is a drama that clearly shows how the atmosphere of a work changes depending on the direction, making it ideal for those who aspire to become directors.

Release Date1996-10-21

DepartmentWriting

JobWriter

Episode Count23

Vote Count1

Furuhata Ninzaburo Extra: Police Officer Imaizumi Shintaro

Furuhata Ninzaburo's goofy sidekick Shintaro vents his frustrations to the uninterested forensic technician Kuwabara.

Release Date1996-01-10

DepartmentCreator

JobCreator

Vote Count1

Konya Uchu no Katasumi de

Set in New York , three friends fall in love with the same woman, causing their feelings to waver between friendship and love. One day, Kosuke Kosuke, who works in the publicity department of a film company in New York, has a fateful encounter with Kawakami Makoto, a hair and makeup assistant. It's like an encounter in a Hollywood movie, something Kosuke has always dreamed of. However, just a few hours later, Makoto has another fateful encounter with a man. The man turns out to be a freelance photographer, Higuchi Norito, Kosuke's best friend from college...

Release Date1998-07-09

DepartmentWriting

JobWriter

Episode Count12

Ryoma ni Omakase

Release Date1996-04-10

DepartmentWriting

JobWriter

Episode Count12

東京サンシャインボーイズ『returns』

Release Date2009-03-27

DepartmentWriting

JobWriter

Daichi (Social Distancing Version)

Recording of the play Daichi (Social Distancing Version) performed on July 11, 2020, at the PARCO Theater in Tokyo's Shibuya City.

Release Date2020-07-11

DepartmentWriting

JobTheatre Play

Tales of the Bizarre 20th Anniversary Spring Special: Popular Episode Competition

Release Date2010-04-04

Vote Count4

裸にしたい男

Release Date2001-02-19

Episode Count1

72nd NHK Kōhaku Uta Gassen

Release Date2021-12-31