From Wikipedia:
Chikao Ohtsuka (大塚 周夫) was a Japanese voice actor. He was most known for the roles of Captain Hook (Peter Pan no Bōken), Dick Dastardly (Wacky Races & Dastardly and Muttley in Their Flying Machines), Goemon Ishikawa XIII (Lupin III), Nezumi Otoko (GeGeGe no Kitaro), Denzō Yamada (Nintama Rantarō), Professor Moriarty (Sherlock Hound), Jagi (Fist of the North Star), Gol D. Roger (One Piece), Master Xehanort (Kingdom Hearts series), Dr. Weil (Mega Man Zero), Taopaipai (Dragon Ball), Piedmon and Apocalymon (Digimon), Doctor Eggman (Sonic the Hedgehog series) and Wario in his commercials. He also did Robbie Rotten in the LazyTown Japanese dubs. He was the official dubbing artist of Charles Bronson and Richard Widmark. At the time of his death, he was attached with Aoni Production.
Nintama Rantaro the Movie: Ninjutsu Academy - All Hands on Deck! (2011)
as Denzou Yamada (voice)
Mobile Suit Gundam 00 The Movie: -A Wakening of the Trailblazer- (2010)
as Aeolia Schenberg (voice)
Mobile Suit Gundam 00 Special Edition I: Celestial Being (2009)
as Aeolia Schenberg (voice)
Kirato Saw Honorable Death With No Surrender ~ Mizuki Shigeru's War (2008)
as Nezumi Otoko (voice)
Astro Boy: Mighty Atom – Visitor of 100,000 Light Years, IGZA (2005)
as Dr. Tadeue (voice)
Crayon Shin-chan: Invoke a Storm! The Kasukabe Boys of the Evening Sun (2004)
as O'Reilly (voice)
Crayon Shin-chan: A Storm-invoking Splendor! The Battle of the Warring States (2002)
as Inui Hyogonosuke Yorihisa (voice)
Sherlock Hound: Mrs. Hudson Is Taken Hostage / The White Cliffs of Dover (1986)
as Professor Moriarty
Sherlock Hound: The Adventure of the Blue Carbuncle / Treasure Under the Sea (1984)
as Professor Moriarty (voice)