What is blue lock 21?

Blue Lock 21 is a Japanese manga series written by Muneyuki Kaneshiro and illustrated by Yusuke Nomura. The series focuses on a high school student named Yoichi Isagi, who is invited to join a top-secret training program called "Blue Lock" to develop his soccer skills and prepare for the national team.

The program is designed to create a team of strikers, and Isagi must compete with other talented players to win a spot on the team. The participants are isolated from the outside world and placed under intense pressure as they are constantly monitored and evaluated.

Blue Lock 21 is a sequel series to the original Blue Lock manga, which began serialization in Weekly Shonen Magazine in August 2018. The sequel started in September 2021 and is published in Japan by Kodansha.

The series has garnered a lot of attention for its unique concept and intense storytelling, and has been praised for its portrayal of the competitive nature of professional sports.