Space Brothers
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 · Episode 25 ·
Sonic Little Brother Training Big Brother
With the final astronaut selection exam coming up, Mutta heads to Houston. However, Jennifer has some ominous news.
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Episode 25 of season 1 of Space Brothers: “Sonic Little Brother Training Big Brother”. Aired 2012-09-22. Watch it online free on ZapFlix.