The Ben 10: Omniverse Japanese dub (Japanese: ベン10：オムニバース) brought the fourth installment of the iconic Cartoon Network franchise to Japan with a star-studded voice cast and a localized experience for anime fans. Premiering on Cartoon Network Japan on May 17, 2013, the dub reimagined the adventures of a 16-year-old Ben Tennyson and his partner Rook Blonko for the Japanese audience. Japanese Voice Cast
The Japanese dub is notable for featuring veteran seiyuu (voice actors) commonly found in major anime series, which gave the show an "anime-like" quality that many international fans find unique.
Ben Tennyson: Voiced by Soichiro Hoshi (16 years old). Hoshi is famous for his roles in Mobile Suit Gundam SEED (Kira Yamato) and Sengoku Basara (Sanada Yukimura). Young Ben Tennyson: Voiced by Toshimi Kanno (11 years old).
Rook Blonko: Voiced by Fuminori Komatsu. Komatsu is well-known as the Japanese voice of Jean Pierre Polnareff in JoJo's Bizarre Adventure. Max Tennyson: Voiced by Kazuya Tatekabe.
Kevin Levin: Voiced by Noriaki Sugiyama. Sugiyama is internationally recognized as the voice of Sasuke Uchiha from Naruto. Gwen Tennyson: Voiced by Sayaka Maeda. Release and Streaming Information
While the series consists of 80 episodes globally, the Japanese dub primarily covered the first five seasons (52 episodes) during its initial run. Original Air Dates: October 10, 2015.
Where to Watch: Fans in Japan can currently stream the series on U-NEXT, which hosts the Ben 10 catalog. It was previously available on HBO Max (via U-NEXT) in Japan.
Soundtrack: Unlike many anime-localized Western shows, the Japanese dub of Omniverse generally kept the original English opening theme song. Global Context and Reception
The Japanese version is often cited by the Ben 10 community as one of the best dubs because the voice acting naturally fits the energetic and comedic tone of Omniverse. Fans particularly praise Soichiro Hoshi's portrayal of teen Ben for capturing the character's growth and confidence.
Additionally, a related theatrical release titled Ben 10: Across the Omniverse was released in Japanese theaters on August 3, 2019, further cementing the franchise's presence in the region.
This is the essential question. Ben 10: Omniverse is already a fast-paced show. Does the Japanese dub improve it?
Yes, if you enjoy re-contextualization. The Japanese dub turns a Western action-comedy into a genuine tokusatsu/isekai hybrid. Ben feels more like a superhero destined for greatness rather than a kid with attitude. The alien voices (especially Stinkfly and Bullfrag) are significantly funnier in Japanese due to the overacting.
No, if you value the original nuance. The Japanese dub loses the improvisational feel of the English script. Furthermore, because Romi Park is a female actress (voicing a 16-year-old boy), some fans find the Japanese Ben sounds "too old" or "too weak" during emotional scenes compared to Yuri Lowenthal’s natural teen angst.
However, for a specific kind of fan—the Ben 10 collector or the anime linguistics nerd—this dub is a masterpiece of localization. It treats Omniverse not as a kids' cartoon, but as a shonen battle manga.
The Ben 10: Omniverse Japanese dub isn’t “better” than the original—it’s different. It strips away the Western sitcom vibe and injects pure shonen battle spirit. If you love Omniverse’s creative alien designs but wished it took itself just 10% more seriously, this dub is your holy grail.
Just be prepared to dig through the internet’s dusty crates to find it.
Did you grow up watching Ben 10 in another language? Or have you ever heard the Japanese dub? Let me know in the comments—I’m still trying to find episode 23 in Japanese!
Featured image suggestion: A split image of Ben 10’s Omniverse art style on one side and classic anime text (ベン10) on the other.
The Japanese dub of Ben 10: Omniverse (ベン10：オムニバース) premiered on Cartoon Network Japan on May 17, 2013. Key Japanese Cast Members
The dub features several veteran voice actors, many of whom reprised their roles from previous installments of the franchise: Ben Tennyson (16 years old): Sōichirō Hoshi Ben Tennyson (11 years old): Toshimi Kanno Rook Blonko: Fuminori Komatsu Max Tennyson: Kazuya Tatekabe Gwen Tennyson: Sayaka Maeda Kevin Levin: Noriaki Sugiyama Billy Billions: Hayato Taya Notable Adaptation Details
Pronoun Usage: Unlike the English version where Ben's personality is often the focus, the Japanese dub uses specific linguistic markers to define him. In the animated series, Ben refers to himself using the boyish pronoun "boku" (僕), whereas in some manga adaptations, he uses the more informal and masculine "ore" (俺) to match his arrogant personality.
Availability: While the show originally aired on Cartoon Network Japan, fans have recently requested re-broadcasts on networks like BS11 to revisit specific characters like Ben 23.
ベン10:オムニバースのビリーの日本語吹き替え版声優さんは
Title: The Echo of the Zen River
Setting: The Kanto Region, Japan – A reality where the Plumbers have a covert branch operating out of a seemingly ordinary Onsen (hot spring) inn.
Characters:
The sun rose over the misty mountains of the Kanto region, casting a golden glow over the Sakura Plumber Inn. It was supposed to be a quiet reconnaissance mission. A branch of the interdimensional criminal organization, the "Yakuza-X," was rumored to be smuggling alien tech through a smuggling route hidden within the nearby river.
Ben Tennyson stood on the wooden veranda, slurping a bowl of miso soup. He wiped his mouth with the back of his hand.
"So," Ben said, gesturing with his chopsticks. "We're looking for a crate of Level 10 tech in a fish market? I thought Japan was all about robots and giant monsters. Where's the giant monster?"
Rook Blonko, who was currently attempting to meditate in a full lotus position while wearing a "Daruma" doll costume for camouflage, opened one eye. "Ben, discretion is paramount. The local authorities are sensitive to extraterrestrial activity. We must blend in."
"You look like a red potato," Ben smirked, tapping the Omnitrix on his wrist. "I’m going for a fly. XLR8 could clear this river in ten seconds."
"Ben, wait!" Rook started, but Ben had already slammed the dial.
Click-Flash-Grind.
A green light enveloped him, but instead of the sleek, raptor-like form of XLR8, a heavy, mechanical transformation took place. Ben had intended for something fast, but the Omnitrix core had been twisted by the strange magnetic fields of the region.
"MECH-X!" Ben bellowed, his voice deep and resonant.
He looked down. He wasn't a raptor. He was a giant, hulking samurai made of jagged metal and green circuitry. He was basically a walking suit of high-tech armor with a massive Data-Naginata in his hand.
"Whoa!" Ben laughed, his voice booming through the valley. "Okay, not what I ordered, but I’ll take it! A samurai alien? Talk about localized content!"
He leaped from the veranda, his metal sandals cracking the stone path below. "Alright, Yakuza-X! Come out and fight the Shogun of Swagger!"
Meanwhile, at the edge of the river, the smuggling operation was in full swing. A group of alien mercenaries—disguised as fishermen in traditional garb—were loading glowing crates onto a futuristic barge.
"Move it, move it!" barked the leader, a Chimera Sui Generis (Vilgax's species) wearing a "hachimaki" headband. "We need to get this Null Void projector to the Kanto safehouse before the Plumbers realize we aren't selling tuna!"
Suddenly, the water of the river began to churn. The ground shook violently.
"TATAKAE! (FIGHT!)"
Mech-X burst from the treeline, brandishing his Data-Naginata. He struck a dramatic pose, pointing the blade at the smugglers.
"You guys are violating about twelve different laws," Ben shouted, his voice distorted by the metal helmet. "Including the law of... bad fashion sense! It's Hero Time!"
The mercenaries panicked. "It's Tennyson!"
"Open fire!" the leader roared.
Plasma blasts filled the air. Mech-X raised his massive metal arm, the blasts pinging harmlessly off his armor. He charged forward, swinging the naginata. He wasn't just fighting; he was flowing. The Omnitrix seemed to have hardwired some sort of instinctual swordsmanship into this transformation. He parried a laser blast, spun, and sliced the hull of the barge clean in half.
"Rook! A little help?" Ben yelled into his comm.
"I am en route!" Rook’s voice crackled.
Suddenly, a blue blur shot across the rooftops. It wasn't Rook. It was a figure in a traditional Kitsune mask, wielding two energy fans.
"Who is that?" Ben wondered, blocking a punch from the Chimera Sui Generis. ben 10 omniverse japanese dub
The Kitsune figure landed gracefully on the crates, sweeping the legs out from under two mercenaries. The figure turned to Ben, the mask expressionless, and bowed.
A bow? In the middle of a fight? Ben thought. Man, this country is polite.
Mech-X returned the bow instinctively. The Chimera leader took the opportunity to grab a heavy pulse cannon. "Die, Samurai!"
FWOOM.
A massive energy beam struck Ben square in the chest, sending him crashing backward into a torii gate. The wooden structure collapsed on top of him. The Omnitrix flashed red and beeped ominously.
Beep. Beep. Beep.
"Timing out? Now?" Ben struggled to push the debris off. "Come on, I was just getting the hang of the cool sword moves!"
As the smoke cleared, Ben reverted to his human form, lying amidst the ruined wood. The mercenaries surrounded him, weapons raised.
"Tennyson," the leader growled. "You are a long way from Bellwood."
Ben grinned, wiping dust from his jacket. "Yeah, well, the sushi is better here."
Suddenly, the sound of a shakuhachi flute pierced the tension. It was a haunting, high-pitched melody.
The mercenaries froze. "That sound... the Spirit of the River?"
Rook Blonko dropped from the sky, his Proto-Tool transformed into a staff. But beside him stood an old man—Grandpa Max—holding the flute.
"Ben!" Max shouted. "Use the Omnitrix! The magnetic interference is gone!"
Ben looked at the dial. It was green again. He twisted the faceplate, scrolling through the holograms. He saw the silhouette of a fiery figure.
"You want fireworks?" Ben grinned. "Let's light 'em up!"
Slam.
The flash of green light was blinding. When it faded, the fire wasn't orange or red—it was a brilliant, ghostly blue.
"GHOSTFREAK!"
But this Ghostfreak looked different. His single eye glowed with a neon kanji symbol for "Spirit" (霊). His cloak flowed like ink in water.
Ghostfreak turned intangible, phasing right through the mercenaries. He possessed the Chimera leader, spinning him around.
"Oops, wrong turn at the hot spring!" Ben’s voice echoed from within the alien. He made the leader punch his own henchmen, then tossed the leader into the river.
The mercenaries scattered, fleeing into the forest.
Ghostfreak floated over to Max and Rook, phasing back to his physical form and reverting to Ben in a flash.
"Nice work, kiddo," Max said, putting away the flute. "Though you destroyed a historical landmark." He pointed to the broken torii gate. Featured image suggestion: A split image of Ben
Ben grimaced. "Uh, I’ll put it back together? I think I have an alien for that. Maybe... Putty-Fix?"
Rook stepped forward, dusting off his Daruma costume. "That was... efficient. Though I am curious about the swordplay you exhibited earlier. That transformation was unique to this region's magnetic field."
Ben looked at the Omnitrix, shrugging. "Maybe the watch just knows where the cool stuff is."
He looked out over the river, the sun setting behind the mountains. "So... does this mean we failed the stealth mission?"
Max clapped a hand on Ben’s shoulder. "Yep. But at least we saved the river. Now, who's up for some mochi?"
Ben's stomach growled louder than the Omnitrix. "I thought you'd never ask."
The Japanese dub of Ben 10: Omniverse (ベン10：オムニバース) premiered on Cartoon Network Japan on May 17, 2013
. Fans often note the dub's unique "anime-like" quality, particularly through the casting of high-profile voice actors like Soichiro Hoshi , who voiced the 16-year-old Ben Tennyson. The Dubbing Database Key Facts and Cast Premiere Date: May 17, 2013, on Cartoon Network Japan. Airing Duration: The series aired until October 10, 2015. Main Cast: Ben Tennyson (16 years old): Soichiro Hoshi Rook Blonko:
Notable for his formal speaking style in the dub, with fans observing he sounds like a (butler) and frequently uses "Yes, sir". Cultural Reception:
Some international fans find the Japanese theme song particularly memorable or "hilarious". Clips of transformations, such as Water Hazard
, are frequently shared in community forums for their distinct sound effects and energetic delivery. Distribution and "Lost Media" Status
The Japanese dub of Ben 10: Omniverse (ベン10：オムニバース) offers a fascinating case study in how Western animation is reinterpreted through the lens of Japanese voice acting culture and aesthetic sensibilities. While Omniverse initially faced criticism in the West for its stylistic shift, the Japanese adaptation reveals a unique "localization of energy" that reframes Ben Tennyson’s journey as a classic shonen-inspired epic. 1. The Voice of a Hero: Reframing Ben Tennyson
In the Japanese version, Ben Tennyson is voiced by Soichiro Hoshi, a veteran voice actor known for his roles in iconic series like Gundam SEED and Higurashi.
Shonen Archetypes: Hoshi’s performance leans heavily into the Nekketsu (hot-blooded) archetype. While Tara Strong or Yuri Lowenthal captured Ben’s cockiness and growth, Hoshi’s delivery often emphasizes a more traditional "young hero" passion common in Japanese media.
Age Nuance: The dub effectively distinguishes between the 11-year-old and 16-year-old versions of Ben, using subtle tonal shifts to highlight his maturation and trauma, such as the loss of Feedback. 2. Aesthetic Convergence: Western Art meets Eastern Sound
Omniverse’s controversial art style, led by late art director Derrick J. Wyatt, actually shares significant DNA with Japanese street art and certain anime "look" transitions of the late 2000s.
The "Anime" Factor: Fans have noted that the fluid, kinetic animation of Omniverse feels more at home with Japanese audio, which often prioritizes exaggerated vocal reactions that match the show's squash-and-stretch physics.
Cultural Reception: While not a mainstream juggernaut like Pokémon, the show maintains a discreet but dedicated fandom in Japan, particularly in urban centers where its "urban sci-fi" aesthetic resonates. 3. Localization and Cultural Translation
The dubbing process involves more than just translation; it requires "transduction"—the adjustment of speech patterns to fit cultural archetypes.
Linguistic Hypermasculinity: Like many dubbed Western series in Japan, Omniverse utilizes hypermasculinized speech for characters like Rook Blonko or Kevin Levin to index "coolness" and "informality" to a Japanese audience.
Naming and Themes: The series premiered on Cartoon Network Japan in May 2013, adapting Western concepts into Japanese linguistic structures that often make the alien names sound more like "super moves" from a Sentai or Henshin series. 4. Legacy and the Global Hero
The Japanese dub serves as a bridge, proving that the themes of Ben 10—responsibility, identity, and the weight of legacy—are universal. By placing Ben in the same vocal lineage as other great anime protagonists, the Japanese dub elevates Omniverse from a "reboot" to a legitimate entry in the global canon of superhero storytelling.
Here’s a piece of information regarding the Ben 10: Omniverse Japanese dub:
Would you like a clip source, episode list in Japanese, or the lyrics to the Japanese opening?
Here’s the sad reality. Unlike Pokémon or Yo-Kai Watch, Ben 10 never became a mainstream hit in Japan. The Omniverse dub aired on Cartoon Network Japan around 2013–2014 and then vanished. Ben Tennyson: 16 years old
The Japanese dub of Omniverse is not available on major international streaming platforms (e.g., Netflix Japan may have rotated it out). As of 2024–2025:
For collectors: Secondhand copies of Japanese DVD volumes (e.g., from Warner Home Video Japan) occasionally appear on Yahoo Auctions Japan or Mercari.