The journey of the Ben 10: Omniverse Japanese dub is a unique chapter in the franchise's global reach, blending American superhero action with iconic Japanese voice talent. The Official Premiere The Japanese dubbed version of Ben 10: Omniverse (ベン10：オムニバース) officially premiered on Cartoon Network Japan May 17, 2013 . Unlike previous series that sometimes faced long delays,
The release of Omniverse in Japan was significant because the preceding series, Ultimate Alien, was not broadcast on television in Japan initially. To bridge the narrative gap, Omniverse episodes included exposition or dialogue adjustments to explain the absence of the "Ultimate" forms or the events of the skipped series, though the Japanese manga adaptation of Ultimate Alien served as the primary bridge for fans.
Ben Tennyson (16-year-old):Megumi Han – Known for her role as Gon Freecss in Hunter x Hunter (2011). Megumi brings a perfect balance of teenage arrogance and heroic heart. Interestingly, she took over from Yuki Kaida (who voiced young Ben in previous series), marking a "voice growth" for the character.
Rook Blonko:Toshiki Masuda – Famous for Eijun Sawamura in Ace of Diamond. Masuda’s stoic yet earnest delivery makes Rook the perfect straight man to Ben’s chaos.
Kai Green:Ayumi Fujimura – Known for Miyabi in Nichijou and Hilda in Beelzebub.
Malware:Kenyu Horiuchi – A legendary villain actor (Pain in Naruto Shippuden, Kaiki in Monogatari). His chilling, mechanical whisper made Malware significantly more terrifying in Japanese.
Khyber (the Hunter):Rikiya Koyama (Yamato in One Piece, Kiritsugu in Fate/Zero).
Feedback (Voice):Yuki Kaji (Eren Yeager in Attack on Titan, Todoroki in MHA).
The Voice Cast: A Talented Ensemble
Audio: Japanese 2.0 Stereo (Verified), English 2.0 Stereo.
Subtitles: Japanese only (for the English track). There are no English subtitles for the Japanese dub.
Extras: Japanese promo commercials, textless endings with Japanese credits, and featurettes interviewing Megumi Han.
