| # | Date | Promotion | Match |
| 1 | 27.05.2018 |  |
DDT Iron Man Heavy Metal Title: Makoto Oishi defeats Saki Akai (c) - TITLE CHANGE !!! DDT Dramatic Dreams! Vol.5 ~ May I Know The Rain ~ - Online Stream @ EDION Arena Osaka #2 in Osaka, Japan |
| 2 | 27.05.2018 | |
DDT Iron Man Heavy Metal Title: Yuni defeats Makoto Oishi (c) - TITLE CHANGE !!! DDT Dramatic Dreams! Vol.5 ~ May I Know The Rain ~ - Online Stream @ EDION Arena Osaka #2 in Osaka, Japan |
| 3 | 22.05.2018 | |
DDT Iron Man Heavy Metal Title: Makoto Oishi (c) defeats Yoshihiko DDT Live! Maji Manji #5 - TV-Show @ Shin-Kiba 1st RING in Tokyo, Japan |
| 4 | 22.05.2018 | |
DDT Iron Man Heavy Metal Title: Makoto Oishi defeats Maki Ito (c) - TITLE CHANGE !!! DDT Live! Maji Manji #5 - TV-Show @ Shin-Kiba 1st RING in Tokyo, Japan |
