The bout was stopped on the advice of the ringside physician, as Maeda suffered a forehead injury due to an elbow strike.
[4] Ishikawa made his first AJFK super featherweight title defense against Masami at AJKF Spear of Destiny on July 23, 2006.
He won the fight by a first-round technical knockout, after managing to knock Masami down three times by the 2:24 minute mark of the opening round.
[5] Ishikawa faced the MA Japan super featherweight champion Ichiro Otaka at AJKF Seishun Matsuri 〜Naokick's〜 on October 8, 2006.
[7] Ishikawa was booked to face the J-Network lightweight champion Ryuji Kajiwara in a non-title bout at AJKF New Deal on April 15, 2007.
[19] His two fight winning streak was snapped by Haruaki Otsuki at AJKF Krush 2 on March 14, 2009, who beat him by a third-round knockout.
[20] He rebounded from this loss by beating Daisuke Uematsu by a unanimous decision, after an extra round was fought, at AJKF Krush 3 on May 17, 2009.
[25] Ishikawa faced Yuji Takeuchi in the semifinals of the 2009 Krush Lightweight Grand Prix 2009 on November 2, 2009, in his final fight of the year.
[26] Ishikawa had his five-fight undefeated streak snapped by John Denis at Krush.5 on January 4, 2010,[27] who won beat him by a first-round knockout.
[33] Ishikawa was next booked to face Hirotaka Urabe at Krush -60 kg Inaugural Championship Tournament -First Round- on December 12, 2010.
After he successfully rebounded from his three-fight losing streak, Ishikawa was booked to challenge the reigning WBC Muaythai super featherweight champion Yoshinori Nakasuka at NJKF NEW JAPAN BLOOD 7 on July 17, 2011.
[37] Ishikawa was booked to challenge the reigning Krush Super Featherweight champion Hirotaka Urabe at Krush.15 on January 9, 2012.
[39][40] This two fight winning streak earned him the chance to challenge Hirotaka Urabe for the Krush super featherweight title for a second time at Krush.25 ～TEAM DRAGON 10th Anniversary～ on December 14, 2012.
He first beat Junpei Aotsu by unanimous decision, after an extra round was fought, at Krush Grand Prix 2013 on January 14, 2013.
This was followed by a third-round technical knockout loss to Xavier Bastard at Krush.29 on June 16, 2013,[42] a draw against Shota Kanbe at Krush.33 on September 21, 2013,[43] who would beat him by majority decision at Krush.34 on November 10, 2013.
He first lost to Keisuke Nakamura at Krush.36 on January 4, 2014, who beat him by unanimous decision,[45] while his second loss came against Go Kato at Krush.40 on April 15, 2014.