est. Rough estimate based on volume count, reprints and magazine — not an official figure
Overview
In a planet with an ocean of sand, humans live in robot-like houses. They survive by defeating monsters and harvesting their oil which is needed for operating their houses. One day our hero meet a group of people who are building a rocket and aiming to leave Earth.
Source: AniList
External databases: MADB · AniList
How to compare editions, collected volumes and ISBNs / Sources, updates and corrections