Where to watch Korea Japan United States Official services only. Availability changes, so we note when we checked. Checked 10/6/2026
Status and length
Original Manga, Completed April 2009, 8 volumes, 65 chapters
Anime 1 TV season(s), latest 2023 Watch order Web anime 2023, 8 episodes Chapters 1 to 65, through volume 8 Continue in the source The anime covers the source all the way to the end
Source , Checked 10/6/2026
Why we recommend it Naoki Urasawa reimagines an arc from Osamu Tezuka's Astro Boy as a mystery. It follows the question of whether robots can feel grief all the way through.
Finish it this weekend
It may not be for you if It's a measured, dialogue-heavy mystery. If you're expecting robot action, it may feel subdued.
Manga