In the near future, Japan was struck by a catastrophe of unknown origin. Five years later, as Japan is undergoing reconstruction, two young researchers at a university are putting everything they have into developing a robot...
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**Note**:
The manga tells the story of what happens up until the birth of Astro Boy and it can be considered an "episode zero" story.
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**Links:**
- [Kasahara's Twitter](https://twitter.com/tetsurokasahara)
- [Anime on ANN](https://www.animenewsnetwork.com/encyclopedia/anime.php?id=18989)
