Shintaro Ishiwatari has nine losses against eight opponents on his MMA record. For a list of Ishiwatari's best fights, refer to "Best fights of Shintaro Ishiwatari".
On June 13, 2021 Shintaro Ishiwatari faced off against Naoki Inoue in a bantamweight bout at age 36. He was coming in with a record of 26-9-4 (11), and Inoue was 23 years old and with a record of 13-2 (8). Ishiwatari lost the fight via 1st-round KO.
On December 31, 2019 Shintaro Ishiwatari faced off against Hiromasa Ougikubo in a bantamweight bout at age 34. He was coming in with a record of 26-8-4 (11), and Ougikubo was 32 years old and with a record of 19-4-2 (6). Ishiwatari lost the fight via 3-round split decision.
On December 31, 2017 Shintaro Ishiwatari faced off against Kyoji Horiguchi in a bantamweight bout at age 32. He was coming in with a record of 25-7-4 (10), and Horiguchi was 27 years old and with a record of 22-2 (13). Ishiwatari lost the fight via 2nd-round KO.
On November 1, 2014 Shintaro Ishiwatari faced off against Jonathan Brookins in a bantamweight bout at age 29. He was coming in with a record of 18-6-4 (8), and Brookins was 29 years old and with a record of 14-7 (12). Ishiwatari lost the fight via 3-round unanimous decision.
On June 22, 2013 Shintaro Ishiwatari faced off against Kyoji Horiguchi in a bantamweight bout at age 28. He was coming in with a record of 15-5-4 (7), and Horiguchi was 22 years old and with a record of 10-1 (7). Ishiwatari lost the fight via 5th-round TKO.
On October 30, 2010 Shintaro Ishiwatari faced off against Taiyo Nakahara in a bantamweight bout at age 25. He was coming in with a record of 9-4-3 (6). Ishiwatari lost the fight via 2-round split decision.
On June 6, 2009 Shintaro Ishiwatari faced off against Taiki Tsuchiya in a featherweight bout at age 24. He was coming in with a record of 6-3-3 (4). Ishiwatari lost the fight via 1st-round KO.
On March 20, 2009 Shintaro Ishiwatari faced off against Jung Chan-sung in a featherweight bout at age 24. He was coming in with a record of 6-2-3 (4), and Chan-sung was 22 years old and with a record of 8-0 (6). Ishiwatari lost the fight via 1st-round submission.
On March 3, 2006 Shintaro Ishiwatari faced off against Daisuke Ishizawa at age 21. He was coming in with a record of 0-1 (0). Ishiwatari lost the fight via 2nd-round TKO.
