 Nyorai kuenderera mberi kweiyi ndima - Muna Zvita 2018, Tomiyasu akadaidzwazve kuchikwata cheJapan che2019 AFC Asian Cup. Akaita mutambo wake wekutanga wechikwata chenyika, achitanga mutambo wese uye akabatsira Japan kuhwina 32 vachipesana neTurkmenistan. Tomiyasu akabatsira Japan kuchengetedza clean sheet nekurova Oman 10 kuhwina kuti vafambire mberi kunzvimbo yekurova. Akabva arova chibodzwa chake chekutanga chenyika, achihwina kubva kumusoro, mukukunda 10 kurwisa Saudi Arabia kuti asvike kuma semifinals. Tomiyasu akazotamba mimwe mitambo miviri yemutambo uyu, iyo yakaona timu yenyika ichisvika mufainari kekutanga kubva muna 2011.vachipesana neQatar, akatanga uye akatungamira divi, sezvo vakarasikirwa ne31, vachipedzisa semumhanyi. 