In December 2018, Shibsaski was one of 23 Japanese players selected for the 2019 AFC Asian Cup. He started his first match of the tournament, starting the whole game and Japan win 3–2 against Turkmenistan. In a match against Saudi Arabia in the Asian Cup Round of 16, Shibasaki set up a goal for Takehiro Tomiyasu, who scored the only goal of the game, resulting in Japan winning 1–0 to progress to the quarter–finals. He later played two more matches of the tournament, which saw the national side reaching the final for the first time since 2011. n the AFC Asian Cup final against Qatar, Shibasaki started and captained the side, as they lost 3–1, finishing as runner–up in the process.