It's 2025, and the One Punch-Man celebrates the new year with a new illustration by Saitama .

Therefore, in 2025, One Punch-Man turns 10 years since the first season aired on TV. The third season premieres in 2025 with animation from the JC Staff studio (Toradora).
One Punch Man Synopsis:
The plot revolves around young Saitama, an ordinary man who decides to train to become a superhero, so he goes on a quest to save people from monsters and other threats that appear on earth. He has become so strong that he always ends his fights in a few seconds, throwing just one punch. However, due to his overwhelming strength, Saitama has become bored and is constantly trying to find stronger opponents who can fight on equal terms against him.
Finally, the first season of the anime premiered in 2015, directed by Shingo Natsume by the studio Madhouse (Hunter x Hunter, Death Note). Furthermore, the second season premiered in January 2019, containing 12 episodes animated by studio JC Staff.
Source: Official Website