| Type: | tv series |
| Director: | Osamu Dezaki |
| Music: | Asei Kobayashi |
| Studio: | Soeisha |
| Network: | Fuji Television |
| First: | October 5, 1972 |
| Last: | March 29, 1973 |
| Episodes: | 26 (51 segments) |
| Episode List: | List of Hazedon episodes |
is a Japanese adventure anime series produced by Soeisha (later renamed as Sunrise). Its 26 episodes were aired on October 5, 1972, to March 29, 1973, on Fuji Television. It is the first series to be produced by Sunrise before iconic Mobile Suit Gundam anime in 1979 and last for a total of 26 episodes. Most of the show's episodes are split into two 11-minute segments. The only episode to just have one 22-minute story is the final episode.
The plot focused on a goby fish named Hazedon, who set off to become the strongest fish in the world as a promise to his mother. He travels the world on an adventure with the blowfish Puyan and the mermaid Shiran.
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