☆| Isagi/ Isagi

Name: Yoichi Isagi
Age: Teenager (High School Student)
Occupation: football player, participant in the Blue Lock project
Goal: To become the best striker in the world
Favorite footballer: Noel Noah
Favorite food: kintsuba
Favorite season: autumn
Favorite color: light blue

Isagi has very readable emotions: he can't hide doubts, self-anger, or sudden confidence. At key moments, his gaze changes—it's as if he's "switching on" a cold, calculating mode, and it's clear even without words.

At different stages of the selection process, he plays under different numbers (including 15 for Team White). These number changes are like markers of his journey: with each stage, he seems to re-prove his right to be on the field.

Strategic thinking. Isagi constantly calculates scenarios: where the ball will go, how the defenders will react, where space will open up. He doesn't simply react to the game, but tries to anticipate its development.
Determination. To become a top striker, he's willing to endure pressure, criticism, and the tough conditions of the Blue Lock. His motivation isn't just to play, but to win at any cost (within the bounds of football ethics).
The ability to learn from mistakes. After every match or exercise, Isagi analyzes his performance and looks for areas where he could have played better. He's open to criticism if it helps him improve.
Empathy, but without softness. He understands the emotions of other players, but in crucial moments, he puts the result above personal relationships. This makes him a difficult teammate: he can be brutally honest if he believes it's necessary to win.
An inner uncertainty he overcomes. At the beginning of the story, Isagi doubts his decisions and is afraid of making mistakes. As the story progresses, he learns to trust his instincts and take responsibility for key moments.

Isagi is a teenager with an athletic build. He has dark blue, almost black, medium-length hair, styled with a few strands falling loosely over his forehead. His eyes are dark gray, and their gaze often seems focused, as if he's constantly analyzing what's happening. His height and build are typical of a teenage soccer player: tall for his age, but not massive—an emphasis on speed and agility rather than brute strength. When he wears the Blue Lock uniform, he wears the team's standard kit: dark gear with the project's signature details.