Space Brothers — Season 1
When they were young, the brothers Mutta and Hibito promised each other they would become astronauts. Now, in 2025, Hibito has followed his dream to become the first Japanese on the moon, but Mutta has just been fired from his job. His brother reminds him of their childhood promise, and Mutta decides once again to aim for space.
Episodes
Space Brothers
Little Brother Hibito and Big Brother Mutta
Space Brothers
My Shining Star
Space Brothers
The Man with the Advantage and the Running Female Doctor
Space Brothers
Next to Hibito
Space Brothers
Days of Missing
Space Brothers
Et Cetera in My Head
Space Brothers
Dear Hibito
Space Brothers
Smoky Heaven
Space Brothers
Individual Resolve
Space Brothers
Running Bus
Space Brothers
Trapped Rivals
Space Brothers
My Name Is Itou Serika
Space Brothers
3-D Ant
Space Brothers
Broken Glasses and the Sole of the Foot
Space Brothers
Let's Talk About Space
Space Brothers
Alarm, but No Clock
Space Brothers
The Culprit Is in the Room
Space Brothers
Roo-ra! Kenji!
Space Brothers
The Day Before Goodbye
Space Brothers
The Worst Possible Punishment
Space Brothers
A Long-Awaited Glimpse of the Sky
Space Brothers
Working on the Dream
Space Brothers
Father, Son, and Mutta Claus
Space Brothers
The Worst Possible Interviewer
Space Brothers
Sonic Little Brother Training Big Brother
Space Brothers
Painful Interview
Space Brothers
One Question
Space Brothers
Miracle of Doha
Space Brothers
Night Before Launch
Space Brothers
Dog, Old Man, and Alexander
Space Brothers
Rocket Road
Space Brothers
A Private Place
Space Brothers
Moon Rabbit
Space Brothers
Pug and Hug on a Moonlit Night
Space Brothers
From the Little Corner of a Big Facility
Space Brothers
Dancing Astronaut
Space Brothers
Two Men in the Park
Space Brothers
Eleventh E-mail
Space Brothers
Lunar Illusions
Space Brothers
Heaven and Hell
Space Brothers
Eighty Minutes to Live
Space Brothers
Hibito's Choice
Space Brothers
Brian
Space Brothers
Three Astronauts
Space Brothers
Five Blue Rangers
Space Brothers
Number One Restless Guy
Space Brothers
The First Promise
Space Brothers
Always Have a Pedometer in Your Heart
Space Brothers
Nitta the Leader
Space Brothers
Nitta and Mutta
Space Brothers
Living Stone
About Season 1
Season 1 of Space Brothers delivers exciting story arcs, improved production quality, and unforgettable moments. Stream every episode online in HD without interruptions.
Frequently Asked Questions
How many episodes are in Space Brothers Season 1?
All available episodes are listed above and updated regularly as new episodes release.
Can I watch Space Brothers Season 1 for free?
Yes — you can stream all episodes online for free without any registration or subscription.
Is Space Brothers Season 1 available in HD?
Yes, all episodes are available in high-definition quality for the best viewing experience.
Stream Space Brothers Season 1 full episodes online in HD. Watch all episodes in order without signup or subscription.
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