Ultraman R/B
ウルトラマンR/B
We checked 8 streaming services in India on 04 Jun 2026 at 19:46 IST
About
The two main characters, Katsumi and Isami Minato, are brothers who live with their younger sister and father who runs a specialty store. One day, they found the R/B Gyro and R/B Crystals, which transforms Katsumi into Ultraman Rosso and Isami into Ultraman Blu.
Cast
Yuya Hirata
as Katsumi Minato / Ultraman Rosso
Ryosuke Koike
as Isami Minato / Ultraman Blu
Arisa Sonohara
as Asahi Minato
Ginnojo Yamazaki
as Ushio Minato
Fujisawa Hajime
as Katsumi Minato (Young)
Kaori Manabe
as Mio Minato
Kaede Yuasa
as D.R.L.N. (voice)
Motoki Fukami
as Makoto Aizen / Cereza
Ayane Kinoshita
as Saki Mitsurugi / Grigio
Kiara Minegishi
as Isami Minato (Young)
Seasons
Episodes
Season 1
Starting Out as Ultraman
Ayaka City is a peaceful place where ordinary life is disrupted when a giant monster appears. Ushio Minato, who runs the clothing store Quattro M, has two sons, Katsumi and Isami, who are caught up in the rampage of the fire monster. When a moment of desperation comes, the curtain opens on a story of families as the two brothers gain the ability to become Ultraman.
The Bond of Siblings
Despite his younger brother taking the ability to become Ultraman in stride, Katsumi is afraid of the power he’s obtained. Their younger sister, Asahi, whose catchphrase is “Happy♪”, uses her healing nature to help the two brothers, who have clashed over their views. Suddenly, a monster appears and Isami is unable to move when he’s pinned down.
Welcome to Aizen Tech
The three siblings visit the passionate Makoto Aizen, president of AizenTech, a company located in Ayaka City and are enchanted by their displays of cutting-edge technology. It’s then revealed that the mother of the three siblings was once doing “specific research” for AizenTech. During their visit, a giant monster with the ability to turn items into stone attacks.
The Winning Ball of Light
Back in high school, Katsumi was a pitcher for his high school’s baseball team. The eldest of the Minato siblings gave up on his dreams when their mother disappeared so as to support his family. Katsumi shows off his burning fighting spirit in a retirement match for a local baseball team’s coach. Katsumi is injured during a battle with a monster and uses the coach’s words and skills as a pitcher to find renewed determination in his mission as Ultraman.
Farewell, Icarus
A young girl named Yuuha Ninomiya has a burning desire to fly in the sky, but the wings that she developed at her university only continue to fail her. Despite her failures, Isami will come to her aid and help her with her wings! Just at that moment, another kaiju, Gue-Basser appears in the city! Isami will gain the courage and the strength to fight alongside his newfound wind! Go for it, Isami! Ultraman Blu!
Longtime Enemy! The Finisher Fist of Our Elder Sister
Katsumi and Isami were both looked after when they were younger by policewoman Kaoru Komaki. After a long time of being absent in their lives she finally returns to Ayaka City. However, their long-awaited reunion is cut short once Kaoru is kidnapped and trapped within the kaiju body of Mecha Gomora…
Disqualified Hero
Isami is unable to transform into Ultraman Blu! What on Earth?! Isami is worried bout the fear of killing an innocent civilian if he ever makes a mistake, like in their previous fight. Katsumi, who understands what his brother is going through, decides to go in and fight the kaiju alone. Will Isami be able to overcome his fear and face the kaiju once again?
The World is Waiting for Me
Ultraman Rosso and Blu have received the good wishes of the people of Ayaka City to protect them! However, there is a citizen of Ayaka City who just cannot forgive these two Ultramen. That man, is Makoto Aizen. He suddenly summons both brothers to him as he thrusts something towards them. Just then, in the midst of the attack, a jet-black Ultraman Orb explodes onto the battlefield…
Where does Ultraman R/B rank today?
Ultraman R/B is #1883 on the CineFlixo Daily Streaming Charts today.
- Highest: #1883
- Top 10: 0 days
- Top 100: 0 days
Watch Ultraman R/B Online Free — All Episodes in HD
Stream Ultraman R/B online free in HD on CineFlixo. A highly acclaimed action & adventure and sci-fi & fantasy series originally produced in Japonés and released in 2018, it's earned a solid 8.4/10 from 7 viewers worldwide.
About Ultraman R/B
The two main characters, Katsumi and Isami Minato, are brothers who live with their younger sister and father who runs a specialty store. One day, they found the R/B Gyro and R/B Crystals, which transforms Katsumi into Ultraman Rosso and Isami into Ultraman Blu. Across 1 season and 25 episodes, originally airing on TV Tokyo.
Ultraman R/B Cast and Characters
The cast features Yuya Hirata (as Katsumi Minato / Ultraman Rosso), Ryosuke Koike (as Isami Minato / Ultraman Blu), Arisa Sonohara (as Asahi Minato), Ginnojo Yamazaki (as Ushio Minato), and Fujisawa Hajime (as Katsumi Minato (Young)). Their performances are a major reason Ultraman R/B has built such a passionate audience.
Where to Watch Ultraman R/B Online
On CineFlixo you can watch Ultraman R/B free — no account, no credit card, no ads in the middle of the show. We stream the full series in 720p / 1080p HD, with subtitles when available, on any device: phone, tablet, laptop, or smart TV browser.
▶ Watch Ultraman R/B NowWhy People Are Watching Ultraman R/B
There's a reason Ultraman R/B keeps showing up on "must-watch" lists. What makes it work is action sequences that don't feel cheap and world-building that respects the audience's intelligence. If you enjoy Japonés storytelling that doesn't follow the same tired beats, this is the kind of show you'll end up recommending to friends.
Frequently Asked Questions about Ultraman R/B
Where can I watch Ultraman R/B online for free?
You can watch Ultraman R/B online free on CineFlixo. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.
How many episodes does Ultraman R/B have?
Ultraman R/B has 25 episodes across 1 season. All episodes are available to stream right here on CineFlixo.
Is Ultraman R/B good? What's the rating?
Ultraman R/B holds a 8.4/10 rating based on 7 reviews — genuinely excellent.
Who is in the cast of Ultraman R/B?
The main cast includes Yuya Hirata, Ryosuke Koike, Arisa Sonohara, and Ginnojo Yamazaki, plus a strong supporting ensemble.
Is Ultraman R/B available in Japonés?
Yes — Ultraman R/B was originally produced in Japonés and that's the version you'll stream here on CineFlixo. English subtitles are provided when available.
When was Ultraman R/B released?
Ultraman R/B first aired in 2018.
Do I need an account to watch Ultraman R/B on CineFlixo?
No. CineFlixo is free and you can watch Ultraman R/B without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
Similar Series You Might Like
If you enjoyed Ultraman R/B, check out Buffy the Vampire Slayer, Teenage Mutant Ninja Turtles, Space Sentinels, Fantastic Four: World's Greatest Heroes, and Duck Dodgers.
Frequently Asked Questions
Where can I watch Ultraman R/B for free?
You can watch Ultraman R/B online for free on CineFlixo. All 25 episodes across 1 season are available to stream in HD without a subscription, signup, or paywall. Just open the show page and press play.
How many seasons and episodes does Ultraman R/B have?
Ultraman R/B currently has 1 season and a total of 25 episodes. The series status is "Ended", so the episode count may grow as new seasons are released. You can browse the full episode list on CineFlixo and continue watching from where you left off.
What is Ultraman R/B about?
The two main characters, Katsumi and Isami Minato, are brothers who live with their younger sister and father who runs a specialty store. One day, they found the R/B Gyro and R/B Crystals, which transforms Katsumi into Ultraman Rosso and Isami into Ultraman Blu. It belongs to the Action & Adventure, Sci-Fi & Fantasy genres.
In which language is Ultraman R/B originally available?
Ultraman R/B was originally produced in JA. On CineFlixo the show is available in its original JA audio. Check the player options on the watch page for available subtitle tracks.
When was Ultraman R/B first released?
Ultraman R/B first premiered on July 7, 2018 (2018). The series has since concluded its run.
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