Wataru Takagi () born the July 25th 1966 is a Seiyū Japanese working for the company Arts Vision.
Notable roles
- Arc the Stable-lad (TV): Alfred
- Armitage III (OAV): Lowell Guntz
- Ayashi No Ceres (TV): Hayama
- Ashita He Free Kick (Seed of champion) (TV): Jose Mascowitz
- Bleach (TV): Shiba Ganjuu
- Burn Up W (OAV): Terrorist B
- Burst Angel (TV): Wong
- Candidate for Goddess (OAV): Gareas Elidd
- Chouja Reideen (TV): Shinobu Kaidou
- Cinderella Servant boy (TV): Aramis
- City Hunter: Goodbye my Sweetheart (special): Operator
- Crest off the Stars (TV): Undertaker
- Dead Leaves (OAV) ace Quack Doctor
- Detective Conan : various characters in several films and OAV.
- Doraemon-1979 (TV): professor de Nobita (4th: 2005)
- eX-Driver (Film): David
- Excel Saga (TV): Koshi Rikudo; Kosuke
- Gasaraki (TV): Symbol chief researcher
- Get Backers (TV): Kait
- Golden delicious Servant boy (OAV): Office worker
- Great Teacher Onizuka (TV): Eikichi Onizuka
- H2 (TV): Hironaga
- Hajime No Ippo (TV): Masaru Aoki
- Hellsing (OAV): Jan Valentine
- Hellsing (TV): Leif (Ep 2)
- Ichigo 100% (special) ace Rikiya Komiyama
- Ichigo 100% (TV) ace Komiyama
- Initial D (TV): Kenji
- Initial D (OAV): Kenji
- Initial D (film): Kenji
- Iria - Zeiram the Animation (OAV): Zeiram; Nanpuu
- Kyouryuu Boukenki the Jura Tripper (TV): Tank
- Licensed by Royal (TV): Frost
- Mahoujin Guru Guru (TV): Gail
- Monster (TV): Gustav
- Monster Peg ladder (TV): Suezou
- New Cutey Honey (OAV) ace Akakabu Hayami
- One Part (TV): Bellamy
- One Part - Defeat The Pirates Ganzak! (OAV): Roronoa Zoro
- Otaku Video No (OAV): Kitajima
- Pokemon (TV): Umio
- Rumiko Takahashi Anthology (TV): various characters in several episodes
- Rurouni Kenshin (TV): Tatewaki Shindou
- Rurouni Kenshin: Tsuioku Hen (OAV) ace Shinsaku Takasugi
- S-CRY-ED (TV): George Tatsunami
- Saber Puppet R (OAV): Presenter (Act 1)
- Sailor Moon R (TV): Rubeus
- Samurai Pizza pie Cats (TV): Gotton; Yatto Kame No 1 (ep. 9); Zekkoh Bird
- Samurai Shodown (film): Galford
- Shaman King (TV): Tokagerou
- Slayers Try (TV): Valgarv
- Space Pirates Captain Herlock The Endless Odyssey (OAV): Naked D
- Street Fighter Alpha (film): Adon
- Tenchi muyo! (film): Kamidake
- Tenchi Muyo! Ryo-Ohki (OAV): Kamidake; Azaka; Kamikura
- Tokkō (TV): Kaoru Kunikida
- Video Girl Have (OAV)
- Zatch Bell (TV): Kaneyama