Acting credits
3
Early stage
Smaller on-screen catalog so far.
Actor
Sadayuki Murai
Writing
Career Snapshot
ExplainedThese indicators come from TMDB. They are relative signals, not review ratings.
TMDB popularity
1.5
Low visibility
TMDB internal trend index. Higher usually means more searches and page activity now.
Movies: 29Series: 25Crew credits: 52
TMDB ID: 65441
IMDb ID: nm0613444
Known for: Writing
Born: January 1, 1964
Age: 62
Place of birth: Nara, Japan
Gender: Male
Adult content flag: No
Career span: 1996 - 2025
Years active: 30
Average TMDB rating: 7.05
Wikidata: Q788148
Also known as
村井貞之
Other jobs
Screenplay (19)Writer (18)Series Composition (15)
Biography
Sadayuki Murai (村井 さだゆき, Murai Sadayuki) is a Japanese screenwriter.
Movies
Movies
Movie credits linked with Sadayuki Murai.
5.8
Kaina of the Great Snow Sea: Star Sage
Screenplay
2023 Movie
6.0
Knights of Sidonia: Love Woven in the Stars
Screenplay
2021 Movie
7.1
Natsume's Book of Friends: The Waking Rock and the Strange Visitor
Screenplay
2021 Movie
6.5
Godzilla: The Planet Eater
Series Composition
2018 Movie
7.4
Natsume's Book of Friends the Movie: Ephemeral Bond
Screenplay
2018 Movie
6.6
Godzilla: City on the Edge of Battle
Series Composition
2018 Movie
6.4
Godzilla: Planet of the Monsters
Series Composition
2017 Movie
6.5
BLAME!
Screenplay
2017 Movie
5.0
Zegapain ADP
Screenplay
2016 Movie
5.5
Knights of Sidonia: The Movie
Series Composition
2015 Movie
7.8
Space Battleship Yamato 2199: A Voyage to Remember
Screenplay
2014 Movie
3.2
Abashiri Family The Movie
Writer
2009 Movie
6.1
Mushi-Shi: The Movie
Screenplay
2007 Movie
3.7
SOS! Tokyo Metro Explorers: The Next
Screenplay
2007 Movie
5.2
Kazuo Umezu's Horror Theater: The Wish
Screenplay
2005 Movie
5.2
Kazuo Umezu's Horror Theater: House of Bugs
Screenplay
2005 Movie
8.0
Kino's Journey: Life Goes On
Writer
2005 Movie
6.9
Steamboy
Screenplay
2004 Movie
7.8
Millennium Actress
Screenplay
2002 Movie
8.5
Millennium Actress: Tracks
2001 Movie
7.0
Reign: The Conqueror Movie
Screenplay
2000 Movie
4.7
Boogiepop and Others
Screenplay
2000 Movie
5.5
The Dimension Travelers
Writer
1998 Movie
Thursday Ghost Stories Ghost Club ~ Junior High School Edition 4
Writer
1998 Movie
Series
Series
Series credits linked with Sadayuki Murai.
5.0
AQUARION Myth of Emotions
Series Composition • 12 eps
2025 Series
7.2
Garouden: The Way of the Lone Wolf
Series Composition • 8 eps
2024 Series
6.8
Kaina of the Great Snow Sea
Series Composition • 11 eps
2023 Series
6.3
SABIKUI BISCO
Series Composition • 12 eps
2022 Series
6.2
Pet
Series Composition • 13 eps
2020 Series
5.6
Beatless
Writer • 2 eps
2018 Series
7.6
Juni Taisen: Zodiac War
Series Composition • 12 eps
2017 Series
7.7
Knights of Sidonia
Writer • 6 eps
2014 Series
7.7
Durarara!!
Writer • 3 eps
2010 Series
6.3
Box of Goblins
Series Composition • 13 eps
2008 Series
8.1
Natsume's Book of Friends
Series Composition • 60 eps
2008 Series
6.5
Aquarion
Series Composition
2005 Series
8.8
Ultraman Nexus
Writer • 6 eps
2004 Series
10.0
Ultra Q: Dark Fantasy
Writer • 2 eps
2004 Series
6.7
Gilgamesh
Writer • 5 eps
2003 Series
7.8
Kino's Journey
Writer • 13 eps
2003 Series
6.9
Space Pirate Captain Herlock: Outside Legend - The Endless Odyssey
Writer • 13 eps
2002 Series
7.2
Alien Nine
Series Composition • 4 eps
2001 Series
6.7
Boogiepop Phantom
Writer • 6 eps
2000 Series
6.0
Reign: The Conqueror
Series Composition • 13 eps
1999 Series
6.8
Bubblegum Crisis Tokyo 2040
Writer • 8 eps
1998 Series
8.5
Cowboy Bebop
Writer • 3 eps
1998 Series
8.9
Ultraman Dyna
Writer • 2 eps
1997 Series
Nerawareta gakuen
Writer • 5 eps
1997 Series