Here is a list of Takeuchi's best fights. For a list of Takeuchi's losses, refer to "Izuru Takeuchi Losses".
On July 6, 2005 Izuru Takeuchi faced off against Hiromitsu Miura in a lightweight bout at age 30. He was coming in with a record of 16-6-6 (4), and Miura was 23 years old and with a record of 4-1 (2). Takeuchi stopped Hiromitsu Miura via TKO.
On January 14, 2000 Izuru Takeuchi faced off against Shiko Yamashita at age 25. He was coming in with a record of 4-2-2 (0), and Yamashita was 26 years old and with a record of 2-0 (2). Takeuchi won the fight via 2-round unanimous decision.
On November 4, 2005 Izuru Takeuchi faced off against Kozo Urita in a middleweight bout at age 31. He was coming in with a record of 17-6-6 (4). Takeuchi won the fight via 2-round unanimous decision.
On August 27, 2006 Izuru Takeuchi faced off against Hikaru Sato in a middleweight bout at age 32. He was coming in with a record of 20-7-6 (5), and Sato was 26 years old and with a record of 14-15-3 (8). Takeuchi won the fight via 3-round unanimous decision.
On April 23, 2004 Izuru Takeuchi faced off against Kiuma Kunioku in a middleweight bout at age 29. He was coming in with a record of 12-5-5 (1), and Kunioku was 27 years old and with a record of 30-17-7 (12). Takeuchi won the fight via 3-round majority decision.
On October 29, 2002 Izuru Takeuchi faced off against Nate Marquardt at age 28. He was coming in with a record of 9-4-3 (1), and Marquardt was 23 years old and with a record of 15-3-1 (12). Takeuchi won the fight via 3-round unanimous decision.
On November 28, 2007 Izuru Takeuchi fought Yuichi Nakanishi in a middleweight title fight for Nakanishi's Pancrase Championship title. Takeuchi was 33 years old and with a record of 23-9-6 (5). Takeuchi won the fight via 3-round unanimous decision and is crowned the new Pancrase middleweight champion.
On December 21, 2002 Izuru Takeuchi faced off against Chris Lytle at age 28. He was coming in with a record of 10-4-3 (1), and Lytle was 28 years old and with a record of 10-7-5 (9). Takeuchi won the fight via 3-round majority decision.
On January 12, 2002 Izuru Takeuchi faced off against Ronald Jhun at age 27. He was coming in with a record of 8-3-3 (1), and Jhun was 31 years old and with a record of 14-6 (12). Takeuchi won the fight via 3-round majority decision.
On June 1, 2008 Izuru Takeuchi faced off against Junior Santos in a middleweight bout at age 33. He was coming in with a record of 25-9-6 (6). Takeuchi stopped Junior Santos via submission.