Perfection ends for Japanese pitcher Sasaki — on first pitch - Seattle Sports
Roki Sasaki, after sitting out Koshien, has a perfect game and Japan's attention - The Washington Post
When can Roki Sasaki come to the MLB? Japan's star pitcher timeline and posting explained - AS USA
Pitcher Roki Sasaki next 'big thing' from Japanese baseball
Leave Japanese pitcher Rōki Sasaki out of proposed MLB international draft, National Sports
When can Roki Sasaki come to the MLB? Japan's star pitcher timeline and posting explained - AS USA
20-year-old Japanese pitcher Roki Sasaki sets record in 19-strikeout perfect game
Rōki Sasaki - Wikipedia
Team Japan Pitcher Roki Sasaki gives Batter 2 BIG Bags of Candy after Hit-By-Pitch!, WBC