Atsuki Taneichi

is a professional Japanese baseball player. He plays pitcher for the Chiba Lotte Marines.

Professional career Taneichi's professional career began when he was drafted by the Chiba Lotte Marines in the sixth round of the 2016 NPB draft. He spent his rookie year honing his skills in the NPB Farm Leagues. He represented Japan in the 2018 U-23 Baseball World Cup. He underwent surgery that sidelined him for most of the 2021 season. He was selected as an NPB All-Star in 2023.