Tracing NPB player salaries from 150-yen monthly pay in 1936 to Yoshinobu Yamamoto's 650-million-yen deal in 2023, analyzing the impact of free agency, the posting system, and broadcasting revenue.
Tracing the evolution of pitch velocity measurement in NPB from 1970s radar guns to modern Trackman and Hawk-Eye systems, with key speed records and their impact on pitcher evaluation.
How sabermetrics transformed NPB: the adoption of OPS, WAR, and UZR, and their impact on Japanese baseball strategy, player evaluation, and draft decisions.
NPB pitching evolved from 1950s complete-game aces to modern specialization. This traces how velocity increases, pitch diversity, and data analytics accelerated the transformation.