Masaaki Sakai

Writing

Masaaki Sakai

Born

1975-09-20 (50)

Place of birth

Tokyo, Japan

Known for

Writing

Credits

8 titles

Known for

Small, Slow But Steady poster
6.9

Keiko surprises everyone when she overcomes adversity to win her first two boxing fights. But when an unexpected incident threatens the closure of her gym, she is pushed further than she thought possible.

Small, Slow But Steady

2022

Nemuri Kyoshiro poster
5.5

Blue-eyed ronin Nemuri Kyōshirō is ordered to eliminate assassins targeting a senior official. A rosary links the plot to hidden Christians, drawing him into rival power struggles—and multiple factions trying to kill him.

Nemuri Kyoshiro

2026

Two Portraits of MIYAGINO poster
7.8

In Edo-era Japan, a ukiyo-e artist languishes in his master’s shadow. Creatively stifled, he finds consolation in the company of a prostitute, and becomes entangled in a love triangle. A mystery emerges involving two portraits and the sudden disappearance of the artist Sharaku. Helmed by Cannes-selected director Tatsuji Yamazaki, the film employs kabuki-inspired sequences and stylised sets.

Two Portraits of MIYAGINO

2010

Ninkyo Gakuen poster
6.3

A group of ardent, do-gooding yakuza agree to help a struggling high school. But they're no match for the bored students and the apathetic faculty!

Ninkyo Gakuen

2019

Fate of a Prosecutor poster
NR

Hirotoshi Honda, a teacher of a prestigious private girl’s high school, is arrested on suspicion of violating the nuisance prevention ordinance for molestation on a train and sent to prosecutor Sakata. High school student Reina claims he touched her buttocks in the packed train but Honda denies the crime and calls it a fabrication and claims he was blackmailed by Reina on the train platform. Reina denies his allegation. Even for a misdemeanor, Sakata believes not pursuing the truth is like death as a prosecutor.

Fate of a Prosecutor

2016

Kenji no Honkai poster
NR

Prosecutor Sakata of the Yonesaki District Public Prosecutors Office and his colleague Shoji are pulled into assisting the Tokyo Office’s Special Investigation Department to investigate influential Diet lawmaker Okouchi and Masumoto of a technical skills foundation. The two men are believed to be involved in a bribery case. But a key witness in this scandal commits suicide, and the next person believed to hold the key to the case, the foundation’s accountant, has disappeared.

Kenji no Honkai

2016

Film credits

Behind the camera

Small, Slow But Steady poster
6.9

Keiko surprises everyone when she overcomes adversity to win her first two boxing fights. But when an unexpected incident threatens the closure of her gym, she is pushed further than she thought possible.

Small, Slow But Steady

2022

Nemuri Kyoshiro poster
5.5

Blue-eyed ronin Nemuri Kyōshirō is ordered to eliminate assassins targeting a senior official. A rosary links the plot to hidden Christians, drawing him into rival power struggles—and multiple factions trying to kill him.

Nemuri Kyoshiro

2026

Two Portraits of MIYAGINO poster
7.8

In Edo-era Japan, a ukiyo-e artist languishes in his master’s shadow. Creatively stifled, he finds consolation in the company of a prostitute, and becomes entangled in a love triangle. A mystery emerges involving two portraits and the sudden disappearance of the artist Sharaku. Helmed by Cannes-selected director Tatsuji Yamazaki, the film employs kabuki-inspired sequences and stylised sets.

Two Portraits of MIYAGINO

2010

Ninkyo Gakuen poster
6.3

A group of ardent, do-gooding yakuza agree to help a struggling high school. But they're no match for the bored students and the apathetic faculty!

Ninkyo Gakuen

2019

Fate of a Prosecutor poster
NR

Hirotoshi Honda, a teacher of a prestigious private girl’s high school, is arrested on suspicion of violating the nuisance prevention ordinance for molestation on a train and sent to prosecutor Sakata. High school student Reina claims he touched her buttocks in the packed train but Honda denies the crime and calls it a fabrication and claims he was blackmailed by Reina on the train platform. Reina denies his allegation. Even for a misdemeanor, Sakata believes not pursuing the truth is like death as a prosecutor.

Fate of a Prosecutor

2016

Kenji no Honkai poster
NR

Prosecutor Sakata of the Yonesaki District Public Prosecutors Office and his colleague Shoji are pulled into assisting the Tokyo Office’s Special Investigation Department to investigate influential Diet lawmaker Okouchi and Masumoto of a technical skills foundation. The two men are believed to be involved in a bribery case. But a key witness in this scandal commits suicide, and the next person believed to hold the key to the case, the foundation’s accountant, has disappeared.

Kenji no Honkai

2016

The Skull Man: Prologue of Darkness poster
NR

A tokusatsu made for TV prequel movie to the 2007 anime series The Skull Man.

The Skull Man: Prologue of Darkness

2007