TV-Series
Description
Jun Misugi emerges as a highly talented elementary school player for Musashi FC, hailed as a "football genius" on par with Tsubasa Ozora. A congenital heart condition confines him to brief appearances, typically just 15 minutes per match, to avoid life-threatening risks. This health secret is known only to his coach and teammate Yayoi Aoba, who later becomes his romantic interest. Despite these constraints, his tactical intelligence and technical skill earn him nicknames like "Young Noble of the Field" and "Glass Ace."

Defying doctors, Misugi plays the full match against Tsubasa's Nankatsu in the elementary national tournament semifinal. His exceptional performance includes an early goal that demoralizes Tsubasa, though Musashi ultimately loses 5-4. The physical toll nearly causes cardiac collapse, but the experience strengthens his resolve to continue football. Supported by Yayoi, he undergoes a two-year rehabilitation, gradually returning in middle school with a 30-minute playing limit.

Seeking a rematch with Tsubasa in his final middle school year, Musashi loses the Tokyo prefectural final to Toho Academy. After exceeding his time limit and collapsing mid-game, Misugi accepts an offer as assistant coach for Japan's Junior Youth (U-16) team. His tactical acumen proves invaluable; he redesigns the team formation, positioning Hikaru Matsuyama as a libero. Though initially not a player, he is later registered as a substitute for the International Junior Youth Tournament, wearing jersey #24 as a tribute to his idol Johan Cruyff.

In the tournament, Misugi plays pivotal roles as a super-sub. Against Argentina, he scores the decisive goal and orchestrates key plays. Against France, he stabilizes the defense after a teammate's ejection. Exhaustion from the France match prevents his participation in the final. Post-tournament, citing inspiration from Brazilian player Sócrates, he prioritizes studying medicine while continuing football, believing his heart has strengthened through competition.

Misugi possesses technical versatility, including proficiency with both feet. His signature moves include the **Slice Shot**, **Drive Shot**, **Magnificent Dribble**, and defensive techniques like the **Overhead Block**, complementing his strategic reads of opponents' formations. He balances intelligence with compassion, using medical knowledge to aid injured players like Genzo Wakabayashi and displaying selflessness in crises.

After the Junior Youth arc, Misugi temporarily retires from play to focus on full recovery during high school, later returning as a key defender for Japan in subsequent tournaments.