Agravity Boys Review

Quick Take

• Four male astronauts are stranded on an alien planet — everyone else on Earth is dead
• To repopulate humanity, one of them must become a woman. The guys draw lots. Comedy ensues.
• Crude but genuinely funny bromance with surprising heart

Who Is This Manga For?

• Fans of comedy manga with absurd sci-fi premises
• Readers who enjoy bromance and male friendship comedy
• Anyone who wants something completely different from typical manga
• Short, complete series hunters

Content Warnings & Age Rating

Age Rating: T (Teen) Content Warnings: crude humor, mild sexual jokes

Yu's Rating

Category	Score
Story Depth	★★★★☆
Art Style	★★★★☆
Character Development	★★★★☆
Accessibility for Non-Japanese Readers	★★★☆☆
Reread Value	★★★★☆

Story Overview

Four young male astronauts on a mission to Alpha Centauri B discover that Earth has been destroyed while they were in transit. They're the last humans. To continue the species, one of them must use an alien artifact to become biologically female. They draw lots. The loser becomes Chris, now a woman, and the four must figure out how to build a new human civilization while still being basically the same group of idiots they've always been.

Characters

The four guys have distinct personalities that create natural comedy — Baba the schemer, Geralt the serious one, Ark the oblivious optimist, and Chris whose transformation doesn't change his fundamental personality. Their friendship is the emotional core; the romantic and reproductive complications are primarily comedy fuel.

Art Style

Clean, expressive art well-suited to comedy — character reactions are exaggerated appropriately without becoming slapstick. The sci-fi setting is rendered with enough detail to feel real despite the absurdist premise.

Cultural Context

Agravity Boys plays with gender identity in ways more common in Japanese comedy manga than Western comics — Chris's transformation is played for comedy but the series maintains genuine affection for the character. The bromance tradition in Jump manga provides the emotional foundation.

What I Love About It

The premise sounds offensive on paper. In practice, the series treats Chris with genuine respect while mining the absurdity of the situation for comedy. The friendship between the four is real. When the series gets serious — when they genuinely grapple with the weight of being the last humans — it earns that gravity (pun intended).

What English-Speaking Fans Say

Agravity Boys has a enthusiastic international fanbase that discovered it through Jump's digital platform. Readers who approach it open-mindedly find it funnier and more heartfelt than expected. The gender transformation comedy divides some readers, while others find it handled with surprising sensitivity.

Memorable Scene ⚠️ Spoiler Warning

Spoiler Warning: A late-series moment where the boys genuinely face the existential reality of their situation — they might truly be the last humans alive — and their response is simultaneously funny and genuinely moving.

Similar Manga

• Grand Blue Dreaming — Male friendship comedy with similar energy
• Genshiken — Male friendship in otaku context
• Space Brothers — Serious space exploration manga for contrast

Reading Order / Where to Start

Complete in 6 volumes. Read start to finish.

Official English Translation Status

Status: Complete Publisher: VIZ Media Volumes Available in English: 6 of 6

Pros & Cons

Pros:

• Genuinely funny
• Male friendship is warm and real
• Complete at 6 volumes
• Premise handled better than it sounds

Cons:

• Premise may put off some readers immediately
• Crude humor not for everyone
• Some jokes are juvenile

Format Comparison

Format	Link	Notes
Paperback	Amazon	VIZ edition — all 6 volumes

Where to Buy

You can find Agravity Boys on Amazon:

👉 Buy Agravity Boys on Amazon

---

This post contains affiliate links. If you purchase through these links, I may earn a small commission at no extra cost to you. As an Amazon Associate, I earn from qualifying purchases.