| KO-D Six Man Tag Team Championship | Danshoku Dino, Jun Akiyama and Makoto Oishi | 16 Nov 2023 to 25 Apr 2024 | 162 |
| O-40 Championship | Makoto Oishi | 21 Mar 2023 to 18 Mar 2024 | 364 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 12 Jul 2020 | 0 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 10 Dec 2019 to 14 Dec 2019 | 5 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 30 Nov 2019 to 09 Dec 2019 | 10 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 24 Nov 2019 to 29 Nov 2019 | 6 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 18 Aug 2019 | 0 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 18 Aug 2019 | 0 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 02 Aug 2019 | 0 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 02 Aug 2019 | 0 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 02 Jun 2019 | 0 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 02 Jun 2019 | 0 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 05 Apr 2019 | 0 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 04 Apr 2019 | 0 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 04 Apr 2019 | 0 |
| STRONGEST-K Tag Team Championship | Makoto Oishi and Shiori Asahi | 12 Nov 2018 to 04 Jan 2019 | 54 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 16 Jun 2018 to 23 Jun 2018 | 8 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 12 Jun 2018 | 0 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 27 May 2018 to 28 May 2018 | 2 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 22 May 2018 to 26 May 2018 | 5 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 11 Mar 2018 to 13 Mar 2018 | 3 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 24 Sep 2017 | 0 |
| KO-D Ten Man Tag Team Championship | Ken Ohka, Ladybeard, LiLiCo, Makoto Oishi and Super Sasadango Machine | 20 Aug 2017 to 28 Sep 2019 | 770 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 13 Dec 2015 | 0 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 18 Nov 2015 | 0 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 08 Nov 2015 | 0 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 08 Nov 2015 | 0 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 15 Feb 2015 | 0 |
| DDT Extreme Championship | Makoto Oishi | 25 May 2014 to 11 Jul 2014 | 48 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 09 Mar 2014 | 0 |
| KO-D Six Man Tag Team Championship | Aja Kong, Danshoku Dino and Makoto Oishi | 23 Dec 2013 to 22 Feb 2014 | 62 |
| UWA World Middleweight Championship | Makoto Oishi | 08 Dec 2013 to 23 Aug 2014 | 259 |
| KO-D Six Man Tag Team Championship | Danshoku Dino, Kensuke Sasaki and Makoto Oishi | 21 Jul 2013 to 17 Aug 2013 | 28 |
| DDT Iron Man Heavy Metal Championship | Makoto Oishi | 29 Jul 2012 | 0 |
| KO-D Tag Team Championship | KUDO and Makoto Oishi | 16 Jun 2012 to 17 Aug 2012 | 63 |
| International Ribbon Tag Team Championship | Chon Shiryu and Makoto Oishi | 11 Jun 2011 to 05 Aug 2011 | 56 |
| STRONGEST-K Tag Team Championship | Makoto Oishi and Shiori Asahi | 14 Dec 2008 to 22 Dec 2009 | 374 |
| UWA World Middleweight Championship | Makoto Oishi | 03 Nov 2008 to 14 Mar 2009 | 132 |
| Independent Junior Heavyweight Championship | Makoto Oishi | 14 Sep 2008 to 22 Sep 2009 | 374 |
| UWA World Middleweight Championship | Makoto Oishi | 12 Jun 2008 to 08 Aug 2008 | 58 |
| WEW Hardcore Tag Team Championship | Makoto Oishi and Shiori Asahi | 10 Dec 2006 to 12 Apr 2008 | 490 |
| MPW Tohoku Tag Team Championship | Makoto Oishi and Shiori Asahi | 20 May 2006 to 09 Jun 2006 | 21 |
| WEW Hardcore Tag Team Championship | Makoto Oishi and Shiori Asahi | 03 May 2006 to 03 Jun 2006 | 32 |
| STRONGEST-K Tag Team Championship | Makoto Oishi and Shiori Asahi | 06 Feb 2006 to 04 Apr 2006 | 58 |
| UWA World Middleweight Championship | Sambo Oishi | 25 Apr 2004 to 29 Oct 2004 | 188 |
