Kojiro Hyuga, born August 17, earns the moniker "Tiger Striker" for his relentless aggression on the pitch and signature techniques: the Tiger Shot and its upgraded Neo Tiger Shot, forged in international clashes. Raised in Saitama’s financial hardship after losing his father early, he shoulders family burdens through part-time work, hardening his resolve to turn professional. Initially a defensive midfielder, his raw power and scoring instinct drive him to striker, first leading Meiwa Elementary before a pivotal defeat to Nankatsu spurs his transfer to Toho Academy. At Toho, early middle school tournament losses test his resolve, but perseverance yields three consecutive high school titles. Famed for fiery rivalries with Tsubasa Ozora and Genzo Wakabayashi, he tempers impulsiveness with tactical growth, crafting the Raiju Shoot—a thunderous strike eclipsing his Tiger Shot—and honing post-play precision. Bonds with best friend Takeshi Sawada and mentorship from Coach Kozo Kira during the *Golden-23* Asian qualifiers anchor his evolution. Post-graduation, a Juventus signing falters as European football challenges him, leading to a Serie C loan at Reggiana. A fiery clash with Shingo Aoi in a promotion-critical match highlights his unyielding grit. Internationally, he spearheads Japan’s U-16 World Cup as top scorer and fuels World Youth Championship triumphs across U-19 and U-23 squads. Personal strides mirror his athletic rise: a softening bond with softball athlete Maki Akamine and a shift from lone wolf to collaborative leader reveal layers beneath his brash exterior. Family loyalty and teammate welfare often eclipse his ambitions. Spin-off *Captain Tsubasa In Calcio* delves into his Serie C grind and rivalry with Aoi, underscoring relentless adaptability. On-field ingenuity shines in partnerships: the Toho Golden Combi, an aerial volley tandem with Sawada, and the Neo Drive Tiger Twin Shot, a fusion strike with Tsubasa. Innate traits like "Fierce Tiger’s Tenacity," amplifying clutch performance, and "Tiger Heart," surging strength as stamina wanes, define his indomitable spirit. Hyuga’s saga weaves injury comebacks, tactical refinement, and the tightrope walk between personal strife and professional glory, cementing his legacy as a cornerstone of Japanese football’s ascent.