Sada Atsushi (佐田 篤史, born December 24, 1995) is a professional player of the Kansai Ki-in. Pupil of Sumi Shinsuke.
1p 2012-01, 2p 2014-01, 3p 2016-08, 4p 2019-06, 7p 2020-09
- 2013: Played on the Japanese team in the Asian Games
- 2020: Runner up in the Shinjin O (to Seki Kotaro)
- 2021: Runner up in the Kansai Ki-in First Place Championship (to Yo Seiki)
The jump promotion to 7p he received was due to having qualified into the Honinbo league.
He's won several internal awards, including one for most consecutive victories.