Koji Seki (関 幸司, Seki Kōji, born November 25, 1982) is a Japanese voice actor from Saitama Prefecture who is affiliated with Raccoon Dog. He graduated from Pro-Fit Voice Actor Training School and joined the agency Pro-Fit. On April 1, 2022, he transferred to Raccoon Dog.
Movies5 2007 HD
A magical girl and her doll must defeat an invading horde of air pirates.
Movies7.7 2022 HD
Over a month has passed since 10,000 users were trapped inside the "Sword Art Online" world. Asuna, who cleared the first floor of the floating iron...
Movies8 2024 HD
High schoolers Momo and Okarun, who debate about ghosts and aliens, investigate paranormal sites, encountering supernatural forces while awaking...
S2 E227.9 2016 HD
Rei is a 17-year old professional shōgi player, who lives by himself, not having a real family, and has scarcely any friends. Among his...
S1 E127.4 2021 HD
Koguma is a high school girl in Yamanashi. She has no parents, friends, or hobbies, and her daily life is empty. One day, Koguma gets a used Honda...
S4 E238.2 2012 HD
In the near future, a Virtual Reality Massive Multiplayer Online Role-Playing Game (VRMMORPG) called Sword Art Online has been released where players...
S4 E238.2 2012 HD
In the near future, a Virtual Reality Massive Multiplayer Online Role-Playing Game (VRMMORPG) called Sword Art Online has been released where players...
S1 E127.915 2021 HD
After dying of overwork in the real world, I’m reincarnated as an immortal witch, and I spend 300 years enjoying a relaxing life. At some...
S1 E248.074 2023 HD
The distant future, 5012. The sudden aerial invasion of Earth by ＜Aliens＞ and their creations ＜Machine Lifeforms＞ led mankind to the brink...
S1 E138.2 2023 HD
A door to another world stretches out before a boy who's been brutally bullied all his life. This alternate reality grants him access to all sorts of...
S2 E128.482 2019 HD
Fuutarou Uesugi is a poor, antisocial ace student who one day meets the rich transfer student Itsuki Nakano. They argue but when Uesugi realizes he...
S2 E128.482 2019 HD
Fuutarou Uesugi is a poor, antisocial ace student who one day meets the rich transfer student Itsuki Nakano. They argue but when Uesugi realizes he...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E127.133 2021 HD
Hashiba Kyouya is a 28-year-old game developer. With his company going bankrupt, and him losing his job, he returns to his hometown. Looking at the...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E127.2 2023 HD
After dying in the act of stopping a crime in modern Japan, our hero is reincarnated as Cain von Silford, third son of a noble family in a world of...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E358.039 2022 HD
After a disastrous defeat at the 2018 World Cup, Japan's team struggles to regroup. But what's missing? An absolute Ace Striker, who can guide them...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E488.333 2020 HD
In feudal Japan, half-demon twins Towa and Setsuna are separated from each other during a forest fire. While desperately searching for her younger...
S1 E478.577 2020 HD
Yuji Itadori is a boy with tremendous physical strength, though he lives a completely ordinary high school life. One day, to save a classmate who has...
S4 E258.617 2014 HD
Inspired by a small-statured pro volleyball player, Shouyou Hinata creates a volleyball team in his last year of middle school. Unfortunately the...
S1 E248.074 2023 HD
The distant future, 5012. The sudden aerial invasion of Earth by ＜Aliens＞ and their creations ＜Machine Lifeforms＞ led mankind to the brink...
S1 E128 2012 HD
Join Tadakuni, Hidenori and Yoshitake as they undergo the trials and tribulations of life in high school. Each episode presents the boys and their...
S1 E128 2012 HD
Join Tadakuni, Hidenori and Yoshitake as they undergo the trials and tribulations of life in high school. Each episode presents the boys and their...
S1 E118.8 2024 HD
In a bet to prove whether ghosts or aliens exist, two high schoolers face terrifying paranormal threats, gain superpowers and maybe even fall in...
S1 E118.8 2024 HD
In a bet to prove whether ghosts or aliens exist, two high schoolers face terrifying paranormal threats, gain superpowers and maybe even fall in...
S2 E248.3 2020 HD
Reach the top, and everything will be yours. At the top of the tower exists everything in this world, and all of it can be yours. You can become a...
S1 E118.8 2024 HD
In a bet to prove whether ghosts or aliens exist, two high schoolers face terrifying paranormal threats, gain superpowers and maybe even fall in...
