| # | Date | Promotion | Match |
| 1 | 20.03.2017 |  |
DDT Extreme Title Hardcore: Daisuke Sasaki defeats Jun Kasai (c) (19:07) - TITLE CHANGE !!! DDT Judgement 2017 ~ DDT 20th Anniversary Show - TV-Show @ Saitama Super Arena in Saitama, Japan |
| 2 | 04.02.2017 | |
DDT Extreme Title Dog Chain Death: Jun Kasai (c) defeats Mad Paulie (13:53) DDT Naniwa Wrestling Road 2017 - Online Stream @ EDION Arena Osaka #2 in Osaka, Japan |
| 3 | 03.01.2017 | |
DDT Extreme Title IPPON Light Tube Death: Jun Kasai (c) defeats Akito (10:46) DDT New Year Lottery Special! Every Ticket 2000 Yen Show! 2017 - TV-Show @ Korakuen Hall in Tokyo, Japan |
| 4 | 17.12.2016 | |
DDT Extreme Title Yokohama Chinatown TLC: Jun Kasai (c) defeats Makoto Oishi (17:55) DDT Yokohama Twilight 2016 ~ Winter ~ - Online Stream @ Yokohama Radiant Hall in Yokohama, Kanagawa, Japan |
| 5 | 04.12.2016 | |
DDT Extreme Title Doyama Hardcore: Jun Kasai defeats Danshoku Dino (c) (13:05) - TITLE CHANGE !!! DDT Osaka Octopus 2016 - TV-Show @ EDION Arena Osaka in Osaka, Japan |
