Ken Takeuchi (武内 健, Takeuchi Ken, born February 20, 1978) is a Japanese voice actor who works for Arts Vision.
Takeuchi learned voice acting at the Institute of Japan Narration Act. In 2000, he debuted as a main character in the video game Photogenic, and in 2003, he played one of the main characters, Ranmaru Miura, in Dear Boys (also known as Hoop Days). He is also known for his roles as main character Keita Suminoe in Kiss×Sis, and Lithuania in Hetalia: Axis Powers.
Princess Tutu (2002), male student (ep 7)Haibane Renmei (2002), customer (at clothes shop, ep 8)Knight Hunters Eternity (2002) (ep 13)Detective Loki (2003), crook B (ep 8)Mermaid Melody: Pichi Pichi Pitch (2003), Galeos (ep 55)Dear Boys (2003), Ranmaru MiuraDa Capo (2003), male student 1 (ep 1)Green Green (2003), Yuusuke TakazakiPopotan (2003), young man (ep 5)Full Metal Panic? Fumoffu (2003), photo club member B (ep 11)Bobobo-bo Bo-bobo (2003), Tenbobo (eps 66-67)Chrono Crusade (2003), teenStellvia (2003), IanSamurai Champloo (2004), bodyguard (ep 11), member (ep 18)Elfen Lied (2004), policeman C (ep 9), Satou (ep 3)ToHeart: Remember My Memories (2004) (ep 11)Major (2004), Oikawa (ep 27-)Ichigo 100% (2005), schoolboy (eps 1-2)Loveless (2005), Kaidoh KioBest Student Council (2005), Hitoshi Sato (ep 18), male student 1 (ep 10)Black Cat (2005), KevinGakuen Heaven (2006), Kakeru OzawaKiba (2006), Bryan, Deucem (eps 40-46), Guzma, Jeva, Rebel D (ep 11), soldier (ep 2), young man 2 (ep 6)Hetalia - Axis Powers (2009), LithuaniaHetalia World Series (2010), LithuaniaKiss×sis (2010), Keita SuminoeBrothers Conflict (2013), Louis AsahinaHaikyuu (2014), KomakiSakamoto desu ga? (2016), MarioGreen Green: Erolutions (2004), Yuusuke TakazakiElfen Lied (2005), SAT memberKiss×sis (2008), Keita SuminoeGarasu no Usagi (2005), Haruki KawashimaBrothers Conflict: Brilliant Blue, Louis AsahinaBrothers Conflict: Passion Pink, Louis AsahinaEtude Prologue, Nachi KatagiriTeikoku Sensenki, KisharakuRadiata Stories3 Shake (2009), OkazakiAiso Tsukashi (2011), Shuuya KasugaAmai Kuchizuke (2002), Basketball Club Captain & Drama Club DirectorChocolate no Youni (2008), Kyouichi ShizukaHakuu Series 1: Hakuu (2008), Nachi MizusawaHakuu Series 2: Jiu (2009), Nachi MizusawaHakuu Series 3: Awayuki (2009), Nachi MizusawaHetalia: Axis Powers (2008/2009), LithuaniaKimi to Te wo Tsunaide (2007), Fuui ShindouKiss×Sis, Keita SuminoeLoveless, Kio KaidoLove Neco (2007), NecocoOgamiya Yokochou TenmatsukiS (Esu) Series 2: Kamiato (2006), Mao TakanashiThe Rose of Versailles II, JeanneTV-kun no Kimochi (2009), (Souta Karasuma)Yume Miru Seiza (2008)Zenryousei Sakurabayashi Kan Gakuin ～Gothic～Hana no Mizo Shiru (2009), Misaki Shouta 