- Japanese: 瀬戸康史
- Name (romaji): Seto Koji
- Profession: Actor, and singer
- Birthdate: 1988-May-18
- Birthplace: Fukuoka Prefecture, Japan
- Height: 175cm
- Star sign: Taurus
- Bloodtype: A
- Talent agency: Watanabe Entertainment
- Associated Act: D-BOYS, D-DATE (2010-)
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Blog [FAKE]
Seto’s official logo is a chameleon, in reference to his versatility. Original Seto had the dream to become a vet, however that changed once he watched Tsumabuki Satoshi in the TV drama Orange Days. From then he wanted to act. He joined the troupe D-BOYS in 2005 after his win of GRAND Prix at the 2nd D-BOYS audition. And has since gone on to act in dramas, films and on stage.
Best known for his role in The Prince of Tennis musicals, Seto gained fans and attention as Kikumaru Eiji, the third year Seigaku member. As well as fame with the lead role in Kamen Rider KIVA, and several supporting roles in popular TV dramas since. In 2010, he was named one the most promising actors of next generation in Japan, placing 7th in a poll conducted by Oricon.
Furthermore Seto not only acts but was also the lead vocalist of the J-ROCK band TETRA-FANG, as well as is a member of the D-BOYS music sub-group, D☆DATE.
He remains one the most popular D-BOYS members.
Profile | Works | Drama | Film | Stage | Photo
Films
Watashi no Hawaii no Arukikata (2014) - Tsutomu Kamada I Don't Have Many Friends | Boku wa Tomodachi ga Sukunai (2014) - Kodaka Hasegawa Judge (2013) - wolf Sadako 3D 2 (2013) - Takanori Ando Sadako 3D (2012) – Takanori Ando Drucker in the Dug-Out (2011) – Keiichiro Asano Runway Beat | Ranwei bito (2011) – Biito “Beat” Mizorogi
Kamen Rider KIVA – Wataru Kurenai
Kamen Rider x Kamen Rider Double & Decade: Movie War 2010 (2009) Kamen Rider Kiva: King of the Castle in the Demon World (2008) Kamen Rider Den-O & Kiva: Climax Deka (2008)
Ju-on: Kuroi Shoujo (2009) - Tetsuya Bicycling boy genius | Shakariki! (2008) - spectator 801 Tori-chan (2007) The Gift From Angel | Tenshi ga Kureta Mono (2007)
Director
Short Films
D-BOYS Short Film Festival "Confession of 10 years" (2014)
Drama
Lost Days (Fuji TV/ 2014) - Yuta Shino Link (WOWOW / 2013) - Tomoya Aoyagi Saito San 2 (NTV / 2013) - Taizo Kosugi Tokyo Airport : Air Traffic Service (Fuji TV / 2012) – Yamashita Yuji Sleeping Jukujo (NHK / 2012) – Takaoka Yusuke Love Test | Renai Kentai (BS Premium/ 2012) – Kokura (G.A ep.1) Teen Court (NTV / 2012) - Takada Saburo Shitsuren Hoken (NTV-YTV / 2011) – Kinoshita Sho (ep.10) Kurumi no Heya (NHK / 2011) – Kentaro Mitamura Gou ~Himetachi no Sengoku~ (NHK / 2011) – Ranmaru Mori Nasake no Onna (TV Asahi / 2010) – Tomoya Akagawa Tumbling (TBS / 2010) Otomen (Fuji TV / 2009) My Boys – More Than Family But Less Than Lovers - (Fuji TV / 2009) – Satoru Okura Sky of Love | Koizora (TBS / 2008) Kamen Rider Kiva (TV Asahi / 2008-2009) Wild Mom (Fuji TV / 2007) Happy Boys (TV Tokyo / 2007) Rocket Boys (TV Tokyo / 2006)
Drama Specials | Movies
Prestige Friday "I'm Yamada Taichi SP" (Fuji TV/ 2013) - Shinji
D-Boys
D-BOYS BE AMBITIOUS (TV Tokyo/ 2010) DD-BOYS (TV Asahi/ 2006)
Internet | Phone Drama
Love Con (NOTTV/ 2013) – Tomoya (story 2) Gift ~ Happy Hour (BeeTV/ 2010) – Matsumoto
Stage
Prince of Tennis – Kikumaru Eiji
Advancement Match Rokkaku feat. Hyotei Gakuen Absolute King Rikkai feat. Rokkaku ~ First Service Dream Live 4th Absolute King Rikkai feat. Rokkaku ~ Second Service
D-BOYS STAGE
D-BOYS STAGE vol.1 "Kanbai Gore" (2006) D-BOYS STAGE vol.2 "The Last Game" (2008) D-BOYS STAGE vol.3. “Raven ~KARASU ~ 10″ (2009) D-BOYS STAGE trial-2 "The Last Game" (2010) D-BOYS STAGE 9th “Witness for the prosecution” (2011) D-BOYS STAGE 10th “Samashii Magnet” (2012) - Reuben
Out Of Order (2007) – Guest Hakkenden (2013) - Shosuke
Promotional Work
D-BOYS
DVD
D-BOYS – Natsudoko 2010: D-BOYS Futsal World Cup (2010) D-BOYS – Natsudoko 2010: D-BOYS Daiundokai (2010) D-BOYS – Natsudoko 2011: Field Dodgeball Hen (2010) D-BOYS – Natsudoko 2011: D-BOYS Field Kyogi Hen (2011)
Photobooks
D-BOYS third Photobook “Dash” (2008) D-BOYS fourth Photobook “Darling” (2010)
Discography (D☆DATE)
Single
"Glory Days" (12 June 2013) "JOKER" (2012) "Love Heaven" (2012) "DAY BY DAY" (2011) "CHANGE my Life" (2011) "Ato 1cm no mirai" (2010)
CD Album
"1st DATE" (2012)Radio
D-BOYS BE AMBITIOUS (InterFM/ 2010-12) D-RADIO BOYS SUPER (bay-fm/2012)
Misc
Idol DVD
D-BOYS BOY FRIEND series vol.10 "SET OUT" (2010) D-BOYS Prince series "Koji Seto" (2007)
Photobooks
Third Photobook "Et Cetera" (2010) Second solo Photobook "SetoBOOK" (2009) Koji Seto First Solo Photobook (2007)
PV Appearances
FUNKY MONKEY BABIES "Runway ☆ Beat" (2011)
Discography (TETRA FANG)
Single
"Destiny's Play" (2008) "Individual System" (2008) "Circle of Life" (2008) "Supernova" (2008) "Roots of the King" (2008)
CD Album
"DESTINY" (2008)
If my memory doesn’t fail me, Seto won Semi-Grand Prix at the audition, led by Kumai Kohei. Ah, one more thing, D-Date’s first single named “Ato 1cm no mirai”, Phoebe-san.