Space Brothers
tv show

99 total episodes
-
2 seasons
First Aired March 31, 2012
Overview
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.

Season 1
51 episodes
Air Date
March 31, 2012

Little Brother Hibito and Big Brother Mutta
Episode 1 - 24m
March 31, 2012

My Shining Star
Episode 2 - 24m
April 07, 2012

The Man with the Advantage and the Running Female Doctor
Episode 3 - 24m
April 14, 2012

Next to Hibito
Episode 4 - 24m
April 21, 2012

Days of Missing
Episode 5 - 24m
April 28, 2012

Et Cetera in My Head
Episode 6 - 24m
May 05, 2012

Dear Hibito
Episode 7 - 24m
May 12, 2012

Smoky Heaven
Episode 8 - 24m
May 19, 2012

Individual Resolve
Episode 9 - 24m
May 26, 2012

Running Bus
Episode 10 - 24m
June 02, 2012

Trapped Rivals
Episode 11 - 24m
June 09, 2012

My Name Is Itou Serika
Episode 12 - 24m
June 16, 2012

3-D Ant
Episode 13 - 24m
June 23, 2012

Broken Glasses and the Sole of the Foot
Episode 14 - 24m
June 30, 2012

Let's Talk About Space
Episode 15 - 24m
July 07, 2012

Alarm, but No Clock
Episode 16 - 24m
July 14, 2012

The Culprit Is in the Room
Episode 17 - 24m
July 21, 2012

Roo-ra! Kenji!
Episode 18 - 24m
July 28, 2012

The Day Before Goodbye
Episode 19 - 24m
August 04, 2012

The Worst Possible Punishment
Episode 20 - 24m
August 11, 2012

A Long-Awaited Glimpse of the Sky
Episode 21 - 24m
August 18, 2012

Working on the Dream
Episode 22 - 24m
September 01, 2012

Father, Son, and Mutta Claus
Episode 23 - 24m
September 08, 2012

The Worst Possible Interviewer
Episode 24 - 24m
September 15, 2012

Sonic Little Brother Training Big Brother
Episode 25 - 24m
September 22, 2012

Painful Interview
Episode 26 - 24m
September 29, 2012

One Question
Episode 27 - 24m
October 06, 2012

Miracle of Doha
Episode 28 - 24m
October 13, 2012

Night Before Launch
Episode 29 - 24m
October 20, 2012

Dog, Old Man, and Alexander
Episode 30 - 24m
October 27, 2012

Rocket Road
Episode 31 - 24m
November 03, 2012

A Private Place
Episode 32 - 24m
November 10, 2012

Moon Rabbit
Episode 33 - 24m
November 17, 2012

Pug and Hug on a Moonlit Night
Episode 34 - 24m
November 24, 2012

From the Little Corner of a Big Facility
Episode 35 - 24m
December 01, 2012

Dancing Astronaut
Episode 36 - 24m
December 08, 2012

Two Men in the Park
Episode 37 - 24m
December 15, 2012

Eleventh E-mail
Episode 38 - 24m
December 22, 2012

Lunar Illusions
Episode 39 - 24m
January 05, 2013

Heaven and Hell
Episode 40 - 24m
January 12, 2013

Eighty Minutes to Live
Episode 41 - 24m
January 19, 2013

Hibito's Choice
Episode 42 - 24m
January 26, 2013

Brian
Episode 43 - 24m
February 02, 2013

Three Astronauts
Episode 44 - 24m
February 09, 2013

Five Blue Rangers
Episode 45 - 24m
February 16, 2013

Number One Restless Guy
Episode 46 - 24m
February 23, 2013

The First Promise
Episode 47 - 24m
March 02, 2013

Always Have a Pedometer in Your Heart
Episode 48 - 24m
March 09, 2013

Nitta the Leader
Episode 49 - 24m
March 16, 2013

Nitta and Mutta
Episode 50 - 24m
March 23, 2013

Living Stone
Episode 51 - 24m
March 30, 2013
Episodes
Cast

Hiroaki Hirata
as
Mutta Nanba (voice)

KENN
as
Hibito Nanba (voice)

Masayuki Katou
as
Kenji Makabe (voice)

Miyuki Sawashiro
as
Serika Itou / Mutta Nanba as a Boy (voice)

Masako Ikeda
as
Sharon Kaneko (voice)

Yuko Sanpei
as
Hibito Nanba as a Boy (voice)

Shô Ryûzanji
as
Tadashi Hoshika (voice)

Ryou Naitou
as
Yasushi Furuya (voice)

Shintaro Asanuma
as
Yamato Mizoguchi (voice)

Takanori Hoshino
as
Reiji Nitta (voice)