宇宙兄弟
Space Brothers
In 2025, brothers Mutta and Hibito Nanba live on very different paths after a childhood promise about space. Hibito has become an astronaut and serves on a long-term lunar mission. Mutta loses his job and struggles with the gap between his dream and his current life. A message from Hibito pushes him to believe in himself again. Mutta begins the process of aiming for space through astronaut selection.
Volumes
| Cover | Vocabulary List | Total | Unique | Used Once | New ⓘ | Density ⓘ | |
|---|---|---|---|---|---|---|---|
| Series | 8,433 | 2,991 | 1,739 | 58% | 12.62 | ||
|
宇宙兄弟（１） | 2,341 | 1,171 | 791 | 67% | 1,171 | 10.40 |
|
宇宙兄弟（２） | 2,691 | 1,314 | 884 | 67% | 873 | 12.07 |
|
宇宙兄弟（３） | 3,401 | 1,585 | 1,003 | 63% | 947 | 15.39 |