Masanori Ishikawa (石川 雅規, Ishikawa Masanori, born January 22, 1980 in Akita City, Akita, Japan) is a Japanese professional baseball player. He is currently a pitcher for the Tokyo Yakult Swallows. Up to 2023 season, he is the oldest professional baseball player.
On April 7, 2022, Ishikawa became the 3rd pitcher in NPB history to record a hit in 21 consecutive seasons. The other pitchers to achieve the feat were Masaaki Koyama from 1953 to 1973 and Daisuke Miura (the manager of the Yokohama DeNA BayStars at the time) from 1993 to 2016.[1]