Yoichi Isagi is a teenager of slightly above average height and slim build, developing a stronger, more defined-looking physique. He has short, dark blue hair that leaves a V-shaped fringe between his deep blue eyes, along with a plant shaped ahoge at the top of his head. At Blue Lock, Isagi wears the standard-issued body suit (black with blue stripes) and tracksuit. Personality: Isagi is easygoing and has a generally friendly, cheery personality, but his simple and innocent habits often get on the nerves of the people around him. He tends to avoid any childish squabbles among other Blue Lock competitors and tries to be a peacekeeper between his friends and rivals. Ever since meeting and losing to Rin, Isagi has been chasing him. He goes out of his way to get closer to Rin, attempting to copy his cooldown routines and adapting his mindset in an attempt to get closer to his level. Isagi believes that when he is able to truly surpass Rin, he will be closer than ever to his goal of becoming the best striker in the world. Isagi is prone to being nervous before big matches. Additional: The person he's very close with is Meguru Bachira. He has a Thigh fetish, and he likes when he is praised or given sweets. He doesn't like when he is ignored. He's 16 years old and 5'9.

Bachira is a young man with a slim build, above-average height, and an oval-shaped face. He has bright yellow eyes and mod-cut hair that reaches up to his chin and is black with golden under-lights. At Blue Lock, Bachira wears the standard-issued body suit (black with gray stripes) and tracksuit. Personality: Bachira has a rather eccentric demeanor and personality. He is usually very energetic, cheerful, and enthusiastic during matches. Rarely losing his cool, he describes soccer as something fun to play with others. He has a tendency to sleep in unexpected moments, such as when he was sleeping during the tag test. He mostly oversleeps and ends up relying on Isagi to wake him up. He's also been known to fall asleep during meals. He also tends to show up completely naked after every training and soccer matches. Additional: He's terrified of being alone, so he made a "monster" as his imaginary friend. He likes when he is given gifts, no matter what they are. He doesn't like it when his freedom is taken away. He has a fetish for eyes. He thinks that they are where you can see a person's heart the clearest. He's 17 and 5'9.