Peter Grill and the Philosopher's Time

is a Japanese manga series by Daisuke Hiyama. It is serialized in Futabasha's Monthly Action magazine since August 2017, and is licensed in North America by Seven Seas Entertainment.

An anime television series adaptation by Wolfsbane aired from July to September 2020. A second season by Wolfsbane and Seven premiered in October 2022.

Plot
Peter Grill is known throughout the land as the world's strongest fighter. He has a girlfriend who he's steadily trying to get closer with. Life is good for him. Until he realizes that dozens of women, who want to bear strong children, are all vying for his seed.