Space Brothers (2012) Parents Guide: Is the series OK for kids?

Age Rating, Sex, Violence & Language

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.

TV-14 • 2012 • 2 seasons

Age

13+

Space Brothers is a grounded, character-driven drama following two siblings pursuing their lifelong dreams of becoming astronauts. The series carries a TV-14 rating primarily for its intense emotional stakes, realistic portrayal of high-pressure work environments, and infrequent but high-tension sequences involving equipment failure and medical emergencies. While it avoids explicit sexual content or graphic violence, the series touches… Sign up for the full guide

Cast

Hiroaki Hirata

KENN

Masayuki Katou

Miyuki Sawashiro

Masako Ikeda

Yuko Sanpei

Shô Ryûzanji

Ryou Naitou

Shintaro Asanuma

Takanori Hoshino

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Is Space Brothers appropriate for kids?

Content severity in Space Brothers Sign up for season-by-season breakdown

Substances Moderate 4/10

Language Moderate 4/10

Sex/Nudity None 0/10

Violence/Gore Intense 10/10

Mature Themes Intense 10/10

Sex and nudity in Space Brothers

Sexual content is absent. There are occasional, very mild romantic undertones or mentions of relationships, but no intimacy is depicted on-screen.

Violence and gore in Space Brothers

Violence is mild and consists mostly of intense physical training, high-G flight simulators, and non-graphic medical emergencies. Occasional scenes of historical accidents are discussed or briefly shown, but these are handled with a focus on realism rather than gore.

Language in Space Brothers

The language is typical of a workplace drama, featuring occasional instances of mild profanity or rude outbursts during stressful testing situations. There is no pervasive coarse language.

Drugs, alcohol, and smoking in Space Brothers

Alcohol consumption is depicted in occasional social settings, typically at restaurants or parties, and is never shown as excessive or problematic. Mild use of nicotine is alluded to in character history, but not glamorized.

Mature themes in Space Brothers

The series deals with mature themes including the pressure of professional failure, intense sibling rivalry, anxiety regarding career stagnation, and the life-or-death stakes of space exploration. Characters frequently face high-stress psychological evaluations and crises of confidence.

Bontent Member Reviews

Frequently Asked Questions

Is Space Brothers appropriate for kids?

Bontent's parent guide suggests Space Brothers is best for ages 13+. It's rated TV-14. Space Brothers is a grounded, character-driven drama following two siblings pursuing their lifelong dreams of becoming astronauts. The series carries a TV-14 rating primarily for its intense emotional stakes, realistic…

What age rating does Space Brothers have?

Space Brothers is rated TV-14. Bontent's independent parent guide recommends it for ages 13+.

What is Space Brothers about?

How many seasons does Space Brothers have?

Space Brothers has 2 seasons covered in this parent guide. Sign up to see a season-by-season breakdown.

Is there sex or nudity in Space Brothers?

Our reviewers didn't note meaningful sexual content across Space Brothers.

How violent is Space Brothers?

Violence isn't a standout concern across Space Brothers per our reviewers.

Is the language in Space Brothers appropriate for kids?

Strong language isn't flagged across Space Brothers.

Are drugs, alcohol, or smoking shown in Space Brothers?