OZ Academy Tag Team Championship | Mayumi Ozaki and Mio Shirai | 19 Jul 2015 to 22 Aug 2015 | 35 |
Union Pro Fly To Everywhere World Championship | Mio Shirai | 17 Jun 2015 to 28 Jul 2015 | 42 |
OZ Academy Openweight Championship | Mio Shirai | 07 Jun 2015 | 0 |
WAVE Tag Team Championship | Mio Shirai and Misaki Ohata | 15 Mar 2015 to 19 Sep 2015 | 189 |
Union Pro Fly To Everywhere World Championship | Mio Shirai | 31 Aug 2014 to 28 Feb 2015 | 182 |
WAVE Tag Team Championship | Kana and Mio Shirai | 21 Apr 2013 to 14 Jul 2013 | 85 |
ICExInfinity Championship | Mio Shirai | 23 Sep 2012 to 30 Dec 2012 | 99 |
DDT Iron Man Heavy Metal Championship | Mio Shirai | 30 Jul 2012 | 0 |
DDT Iron Man Heavy Metal Championship | Mio Shirai | 08 Jun 2012 to 09 Jun 2012 | 2 |
SGP Global Junior Heavyweight Title | Mio Shirai | 10 Jul 2011 to 18 Oct 2011 | 101 |
TLW World Young Women's Tag Team Championship | Io Shirai and Mio Shirai | 29 Apr 2009 to 22 Dec 2009 | 238 |