Satoshi Ishii has 13 losses against 12 opponents on his MMA record. For a list of Ishii's best fights, refer to "Best fights of Satoshi Ishii".
On August 18, 2023 Satoshi Ishii faced off against Danilo Marques in a heavyweight bout at age 36. He was coming in with a record of 25-13-1 (14), and Marques was 37 years old and with a record of 14-5 (10). Ishii lost the fight via 3-round unanimous decision.
On September 5, 2020 Satoshi Ishii faced off against Stuart Austin in a heavyweight bout at age 33. He was coming in with a record of 23-12-1 (12). Ishii lost the fight via 3-round unanimous decision.
On December 31, 2019 Satoshi Ishii faced off against Jake Heun in a heavyweight bout at age 33. He was coming in with a record of 22-11-1 (11). Ishii lost the fight via 1st-round KO.
On October 31, 2019 Satoshi Ishii faced off against Denis Goltsov in a heavyweight bout at age 32. He was coming in with a record of 22-10-1 (11), and Goltsov was 29 years old and with a record of 24-5 (19). Ishii lost the fight via 2-round majority decision.
On August 8, 2019 Satoshi Ishii faced off against Jared Rosholt in a heavyweight bout at age 32. He was coming in with a record of 22-9-1 (11), and Rosholt was 33 years old and with a record of 17-7 (7). Ishii lost the fight via 3-round unanimous decision.
On July 9, 2017 Satoshi Ishii faced off against Ivan Shtyrkov in a heavyweight bout at age 30. He was coming in with a record of 15-8-1 (6). Ishii lost the fight via 2nd-round TKO.
On December 16, 2016 Satoshi Ishii faced off against Muhammed Lawal in a heavyweight bout at age 29. He was coming in with a record of 14-7-1 (6), and Lawal was 35 years old and with a record of 19-5 (13). Ishii lost the fight via 3-round unanimous decision.
On June 24, 2016 Satoshi Ishii faced off against Quinton Jackson in a heavyweight bout at age 29. He was coming in with a record of 14-6-1 (6), and Jackson was 38 years old and with a record of 36-11 (23). Ishii lost the fight via 3-round split decision.
On December 29, 2015 Satoshi Ishii faced off against Jiří Procházka in a heavyweight bout at age 29. He was coming in with a record of 14-5-1 (6), and Procházka was 23 years old and with a record of 14-2-1 (14). Ishii lost the fight via 1st-round KO.
On December 31, 2014 Satoshi Ishii faced off against Mirko Cro Cop in a heavyweight bout at age 28. He was coming in with a record of 12-4-1 (4), and Cop was 40 years old and with a record of 29-11-2 (26). Ishii lost the fight via 2nd-round TKO.
On August 23, 2014 Satoshi Ishii faced off against Mirko Cro Cop in a heavyweight bout at age 27. He was coming in with a record of 12-3-1 (4), and Cop was 39 years old and with a record of 28-11-2 (25). Ishii lost the fight via 2nd-round TKO.
On December 31, 2011 Satoshi Ishii faced off against Fedor Emelianenko in a heavyweight bout at age 25. He was coming in with a record of 4-2-1 (1), and Emelianenko was 35 years old and with a record of 32-4 (24). Ishii lost the fight via 1st-round KO.
On December 31, 2009 Satoshi Ishii faced off against Hidehiko Yoshida at age 23. He was coming in with a record of 0-1 (0), and Yoshida was 40 years old and with a record of 8-7-1 (7). Ishii lost the fight via 3-round unanimous decision.