Masahiro SEKIGUCHI

Aka: 関口 雅浩

Masahiro SEKIGUCHI
Masahiro SEKIGUCHI is best known for being the animation director & key animator of Puella Magi Madoka Magica and Fairy Tail. Also known for being the key animator of Kill La Kill, Durarara!!, and Neon Genesis Evangelion.
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Known for

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Character Design

In Another World With My Smartphone
  • TV (12 eps)
  • 2017

Chief Animation Director

Cutie Honey Universe
  • TV (12 eps)
  • 2018
In Another World With My Smartphone
  • TV (12 eps)
  • 2017
Earl and Fairy
  • TV (12 eps)
  • 2008

Chief Assistant Animation Director

Gleipnir
  • TV (13 eps)
  • 2020

Animation Director

I'm Standing on a Million Lives 2nd Season
  • TV (12 eps)
  • 2021
By the Grace of the Gods
  • TV (12 eps)
  • 2020
I'm Standing on a Million Lives
  • TV (12 eps)
  • 2020
Gleipnir
  • TV (13 eps)
  • 2020
Plunderer
  • TV (24 eps)
  • 2020
Stars Align
  • TV (12 eps)
  • 2019
If It's for My Daughter, I'd Even Defeat a Demon Lord
  • TV (12 eps)
  • 2019
As Miss Beelzebub Likes It.
  • TV (12 eps)
  • 2018
Yuuna and the Haunted Hot Springs
  • TV (12 eps)
  • 2018
Isekai Izakaya: Japanese Food From Another World
  • TV (24 eps x 15 min)
  • 2018
Golden Kamuy
  • TV (12 eps)
  • 2018
Cutie Honey Universe
  • TV (12 eps)
  • 2018
Real Girl
  • TV (12 eps)
  • 2018
Laid-Back Camp
  • TV (12 eps)
  • 2018
Gamers!
  • TV (12 eps)
  • 2017
In Another World With My Smartphone
  • TV (12 eps)
  • 2017
Altair: A Record of Battles
  • TV (24 eps)
  • 2017
Symphogear AXZ
  • TV (13 eps)
  • 2017
Tsukigakirei
  • TV (12 eps)
  • 2017
Tawawa on Monday Specials
  • DVD Special (2 eps x 4 min)
  • 2016
Yuri!!! on Ice
  • TV (12 eps)
  • 2016
91 Days
  • TV (12 eps)
  • 2016
Beyblade: Burst
  • TV (51 eps)
  • 2016 - 2017
Anti-Magic Academy: The 35th Test Platoon
  • TV (12 eps)
  • 2015
Chivalry of a Failed Knight
  • TV (12 eps)
  • 2015
Heavy Object
  • TV (24 eps)
  • 2015 - 2016
Absolute Duo
  • TV (12 eps)
  • 2015
Mushishi Zoku Shou 2nd Season
  • TV (10 eps)
  • 2014
World Conquest Zvezda Plot: Shin Zvezda Daisakusen
  • DVD Special (1 ep x 25 min)
  • 2014
The Fruit of Grisaia
  • TV (13 eps)
  • 2014
Encouragement of Climb 2
  • TV (24 eps x 14 min)
  • 2014
Argevollen
  • TV (24 eps)
  • 2014
Atelier Escha & Logy: Alchemists of the Dusk Sky
  • TV (12 eps)
  • 2014
World Conquest Zvezda Plot
  • TV (12 eps)
  • 2014
Encouragement of Climb
  • TV (12 eps x 4 min)
  • 2013
Puella Magi Madoka Magica the Movie Part 2: Eternal
  • Movie (1 ep x 109 min)
  • 2012
Magi: The Labyrinth of Magic
  • TV (25 eps)
  • 2012 - 2013
Yu-Gi-Oh! Zexal II
  • TV (73 eps)
  • 2012 - 2014
Little Busters!
  • TV (26 eps)
  • 2012 - 2013
NAKAIMO: My little sister is among them!
  • TV (12 eps)
  • 2012
Saki: Episode of Side A
  • TV (12 eps)
  • 2012
Lupin III: The Woman Called Fujiko Mine
  • TV (13 eps)
  • 2012
Busou Shinki: Armored War Goddess
  • TV (12 eps)
  • 2012
Shakugan no Shana III
  • TV (24 eps)
  • 2011 - 2012
Battle Girls: Time Paradox
  • TV (13 eps)
  • 2011
Puella Magi Madoka Magica
  • TV (12 eps)
  • 2011
Rio: Rainbow Gate!
  • TV (13 eps)
  • 2011
Squid Girl
  • TV (12 eps)
  • 2010
Seitokai Yakuindomo
  • TV (13 eps)
  • 2010
Gosick
  • TV (24 eps)
  • 2010 - 2011
Sound of the Sky
  • TV (12 eps)
  • 2010
Fairy Tail
  • TV (175 eps)
  • 2009 - 2013
Queen's Blade 2: The Evil Eye
  • TV (12 eps)
  • 2009
Valkyria Chronicles
  • TV (26 eps)
  • 2009
Shugo Chara!! Doki
  • TV (51 eps)
  • 2008 - 2009
Earl and Fairy
  • TV (12 eps)
  • 2008
Yu-Gi-Oh! 5D's
  • TV (154 eps)
  • 2008 - 2011
Macross Frontier
  • TV (25 eps)
  • 2007 - 2008
Shugo Chara!
  • TV (51 eps)
  • 2007 - 2008
Aquarion Movie
  • Movie (1 ep x 120 min)
  • 2007
Aquarion OVA
  • OVA (2 eps)
  • 2007
009-1: R&B
  • DVD Special (1 ep x 24 min)
  • 2007
Rocket Girls
  • TV (12 eps)
  • 2007
Juusoukikou Dancougar Nova
  • TV (12 eps)
  • 2007
Baldr Force EXE
  • OVA (4 eps)
  • 2006 - 2007
Gin-iro no Olynssis
  • TV (12 eps)
  • 2006
Witchblade
  • TV (24 eps)
  • 2006
Hellsing Ultimate
  • OVA (10 eps x 49 min)
  • 2006 - 2012
Noein: To Your Other Self
  • TV (24 eps)
  • 2005 - 2006
Initial D Fourth Stage
  • TV (24 eps)
  • 2004 - 2006
UFO Ultramaiden Valkyrie 2: December Nocturne
  • TV (12 eps)
  • 2003
Ikkitousen
  • TV (13 eps)
  • 2003
Divergence Eve
  • TV (13 eps)
  • 2003
Gad Guard
  • TV (26 eps)
  • 2003
Dear Boys
  • TV (26 eps)
  • 2003
Tenchi Muyo! GXP
  • TV (26 eps)
  • 2002
Aquarian Age
  • TV (13 eps)
  • 2002
Heat Guy J
  • TV (25 eps)
  • 2002 - 2003
Nana Seven of Seven
  • TV (25 eps)
  • 2002
Angel Tales
  • TV (12 eps)
  • 2001
Samurai Girl: Real Bout High School
  • TV (13 eps)
  • 2001
Fruits Basket
  • TV (26 eps)
  • 2001
Magical Meow Meow Taruto
  • TV (12 eps)
  • 2001
Chance Pop Session
  • TV (13 eps)
  • 2001
Great Dangaioh
  • TV (13 eps)
  • 2001
Rune Soldier
  • TV (24 eps)
  • 2001
Dotto Koni-chan
  • TV (26 eps)
  • 2000 - 2001
NieA Under 7
  • TV (13 eps)
  • 2000
Yu-Gi-Oh! Duel Monsters
  • TV (224 eps)
  • 2000 - 2004
Daa! Daa! Daa!
  • TV (78 eps)
  • 2000 - 2002
Boogiepop Phantom
  • TV (12 eps)
  • 2000
Wild Arms: Twilight Venom
  • TV (22 eps)
  • 1999 - 2000
Now and Then, Here and There
  • TV (13 eps)
  • 1999 - 2000
Aoi and Mutsuki: A Pair of Queens
  • TV (13 eps)
  • 1999
Magic User's Club
  • TV (13 eps)
  • 1999
Medabots
  • TV (52 eps)
  • 1999 - 2000
Monster Rancher
  • TV (48 eps)
  • 1999 - 2000
Space Pirate Mito
  • TV (13 eps)
  • 1999
Bubblegum Crisis: Tokyo 2040
  • TV (26 eps)
  • 1998 - 1999
Serial Experiments Lain
  • TV (13 eps)
  • 1998
Hareluya II Boy
  • TV (25 eps)
  • 1997

Assistant Animation Director

Stars Align
  • TV (12 eps)
  • 2019
Goblin Slayer
  • TV (12 eps)
  • 2018
Bloom Into You
  • TV (13 eps)
  • 2018
Pandora in the Crimson Shell: Ghost Urn
  • TV (12 eps)
  • 2016
A-Channel + smile
  • OVA (2 eps)
  • 2012
Noein: To Your Other Self
  • TV (24 eps)
  • 2005 - 2006
NieA Under 7
  • TV (13 eps)
  • 2000

OP Director

NieA Under 7
  • TV (13 eps)
  • 2000

Key Animator

In the Land of Leadale
  • TV (12 eps)
  • 2022
Stars Align
  • TV (12 eps)
  • 2019
If It's for My Daughter, I'd Even Defeat a Demon Lord
  • TV (12 eps)
  • 2019
Mobile Suit Gundam Narrative
  • Movie (1 ep x 89 min)
  • 2018
Yuuna and the Haunted Hot Springs
  • TV (12 eps)
  • 2018
Banana Fish
  • TV (24 eps)
  • 2018
Encouragement of Climb 3
  • TV (13 eps x 14 min)
  • 2018
Cutie Honey Universe
  • TV (12 eps)
  • 2018
Persona 5 the Animation
  • TV (26 eps)
  • 2018
Real Girl
  • TV (12 eps)
  • 2018
Laid-Back Camp
  • TV (12 eps)
  • 2018
Just Because!
  • TV (12 eps)
  • 2017
Fate/Grand Order: First Order
  • TV Special (1 ep x 72 min)
  • 2016
Rainbow Days
  • TV (24 eps x 12 min)
  • 2016
Pandora in the Crimson Shell: Ghost Urn
  • TV (12 eps)
  • 2016
Absolute Duo
  • TV (12 eps)
  • 2015
Infinite Stratos: World Purge-hen
  • OVA (1 ep x 45 min)
  • 2014
The Fruit of Grisaia
  • TV (13 eps)
  • 2014
Encouragement of Climb 2
  • TV (24 eps x 14 min)
  • 2014
Nobunaga the Fool
  • TV (24 eps)
  • 2014
Tokyo Ravens
  • TV (24 eps)
  • 2013 - 2014
Kill La Kill
  • TV (24 eps)
  • 2013 - 2014
Pretty Rhythm: Rainbow Live
  • TV (51 eps)
  • 2013 - 2014
Encouragement of Climb
  • TV (12 eps x 4 min)
  • 2013
Blue Exorcist Movie
  • Movie (1 ep x 89 min)
  • 2012
Puella Magi Madoka Magica the Movie Part 2: Eternal
  • Movie (1 ep x 109 min)
  • 2012
Magi: The Labyrinth of Magic
  • TV (25 eps)
  • 2012 - 2013
NAKAIMO: My little sister is among them!
  • TV (12 eps)
  • 2012
Saki: Episode of Side A
  • TV (12 eps)
  • 2012
Lupin III: The Woman Called Fujiko Mine
  • TV (13 eps)
  • 2012
Aquarion Evol
  • TV (26 eps)
  • 2012
Busou Shinki: Armored War Goddess
  • TV (12 eps)
  • 2012
Shakugan no Shana III
  • TV (24 eps)
  • 2011 - 2012
Astarotte's Toy EX
  • OVA (1 ep x 25 min)
  • 2011
Blade
  • TV (12 eps)
  • 2011
Battle Girls: Time Paradox
  • TV (13 eps)
  • 2011
Macross Frontier Movie 2: The Wings of Farewell
  • Movie (1 ep x 114 min)
  • 2011
Infinite Stratos
  • TV (12 eps)
  • 2011
Puella Magi Madoka Magica
  • TV (12 eps)
  • 2011
Rio: Rainbow Gate!
  • TV (13 eps)
  • 2011
Supernatural The Animation
  • OVA (22 eps)
  • 2011
Arakawa Under the Bridge x Bridge
  • TV (13 eps)
  • 2010
Tegami Bachi: Letter Bee Reverse
  • TV (25 eps x 21 min)
  • 2010 - 2011
Seitokai Yakuindomo
  • TV (13 eps)
  • 2010
The Legend of the Legendary Heroes
  • TV (24 eps)
  • 2010
"Bungaku Shoujo" Movie
  • Movie (1 ep x 101 min)
  • 2010
Heroman
  • TV (26 eps)
  • 2010
Working!!
  • TV (13 eps)
  • 2010
Durarara!!
  • TV (24 eps)
  • 2010
Macross Frontier Movie 1: The False Songstress
  • Movie (1 ep x 120 min)
  • 2009
Fairy Tail
  • TV (175 eps)
  • 2009 - 2013
Sengoku Basara: Samurai Kings
  • TV (12 eps)
  • 2009
Tsubasa: Spring Thunder Chronicle
  • OVA (2 eps x 29 min)
  • 2009
Slayers Evolution-R
  • TV (13 eps)
  • 2009
Birdy the Mighty: Decode 2
  • TV (12 eps)
  • 2009
Nabari no Ou
  • TV (26 eps)
  • 2008
Kite Liberator
  • Movie (1 ep x 58 min)
  • 2008
Macross Frontier
  • TV (25 eps)
  • 2007 - 2008
Tsubasa Reservoir Chronicle: Tokyo Revelations
  • OVA (3 eps x 29 min)
  • 2007 - 2008
Aquarion Movie
  • Movie (1 ep x 120 min)
  • 2007
Aquarion OVA
  • OVA (2 eps)
  • 2007
Bokurano
  • TV (24 eps)
  • 2007
Sin in the Rain
  • OVA (1 ep x 22 min)
  • 2006
Noein: To Your Other Self
  • TV (24 eps)
  • 2005 - 2006
Aquarion
  • TV (26 eps)
  • 2005
Samurai 7
  • TV (26 eps)
  • 2004
Aishiteruze Baby
  • TV (26 eps)
  • 2004
Lao Fu Zi Fan Dou Zhen Tan
  • Movie (1 ep x 80 min)
  • 2003
Godannar
  • TV (13 eps)
  • 2003
Hajime no Ippo: Mashiba vs Kimura
  • OVA (1 ep x 60 min)
  • 2003
InuYasha The Movie 2: The Castle Beyond the Looking Glass
  • Movie (1 ep x 99 min)
  • 2002
Space Pirate Captain Herlock: The Endless Odyssey
  • OVA (13 eps x 25 min)
  • 2002 - 2003
Ghost in the Shell: Stand Alone Complex
  • TV (26 eps)
  • 2002 - 2003
Yukikaze
  • OVA (5 eps x 37 min)
  • 2002 - 2005
Tenchi Muyo! GXP
  • TV (26 eps)
  • 2002
Love Hina Again
  • OVA (3 eps x 29 min)
  • 2002
Read or Die
  • OVA (3 eps)
  • 2001 - 2002
Galaxy Angel
  • TV (26 eps x 14 min)
  • 2001
Tri-Zenon
  • TV (22 eps)
  • 2000 - 2001
The Vision of Escaflowne: The Movie
  • Movie (1 ep x 95 min)
  • 2000
Sakura Wars TV
  • TV (25 eps)
  • 2000
Medabots
  • TV (52 eps)
  • 1999 - 2000
Angel Links
  • TV (13 eps)
  • 1999
Jubei-chan: The Ninja Girl
  • TV (13 eps)
  • 1999
Spriggan
  • Movie (1 ep x 91 min)
  • 1998
Pokemon Movie 1: The First Movie
  • Movie (1 ep x 75 min)
  • 1998
Serial Experiments Lain
  • TV (13 eps)
  • 1998
Cardcaptor Sakura
  • TV (70 eps)
  • 1998 - 2000
Kite
  • Movie (1 ep x 45 min)
  • 1998
Photon: The Idiot Adventures
  • OVA (6 eps)
  • 1997 - 1999
Neon Genesis Evangelion: The End of Evangelion
  • Movie (1 ep x 87 min)
  • 1997
Neon Genesis Evangelion: Death and Rebirth
  • Movie (1 ep x 100 min)
  • 1997
Bronze: Zetsuai Since 1989
  • OVA (1 ep x 48 min)
  • 1996
Blue Seed Beyond
  • OVA (3 eps)
  • 1996 - 1998
Golden Boy
  • OVA (6 eps x 29 min)
  • 1995 - 1996
Neon Genesis Evangelion
  • TV (26 eps)
  • 1995 - 1996
Legend of Crystania: The Motion Picture
  • Movie (1 ep x 80 min)
  • 1995
New Cutey Honey
  • OVA (8 eps)
  • 1994 - 1995
Please Save My Earth
  • OVA (6 eps)
  • 1993 - 1994
Video Girl AI
  • OVA (6 eps x 29 min)
  • 1992
Otohime Connection
  • OVA (1 ep x 45 min)
  • 1991
Mainichi ga Nichiyoubi
  • OVA (6 eps)
  • 1990 - 1992
Yagami-kun's Family Affairs
  • OVA (3 eps x 30 min)
  • 1990
The Enemy's the Pirates!
  • OVA (6 eps)
  • 1989
Megazone 23 Part III
  • OVA (2 eps x 52 min)
  • 1989
Once Upon A Time
  • Movie (1 ep x 105 min)
  • 1986

2nd Key Animator

Magi: The Labyrinth of Magic
  • TV (25 eps)
  • 2012 - 2013
A-Channel + smile
  • OVA (2 eps)
  • 2012
Shakugan no Shana II
  • TV (24 eps)
  • 2007 - 2008

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