A heroic performance from goalkeeper Leo Kokubo helped Japan U-23 to clinch their second AFC U-23 Asian Cup title after the young Samurai Blue had edged out Uzbekistan U-23 1-0 in Friday night’s final at the Jassim bin Hamad Stadium. Kokubo had saved a last-minute penalty from Umarali Rakhmonaliev after substitute Fuki Yamada had given Japan the lead early into injury time to ensure that Japan would clinch this year’s title under dramatic circumstances. Japan faced an early scare in the eighth minute when a moment of hesitation between Hiroki Sekine and Kota Takai allowed Alisher Odilov to set…