| # | Date | Promotion | Match |
| 1 | 09.06.2018 |  |
IWGP Junior Heavyweight Title: Hiromu Takahashi defeats Will Ospreay (c) (20:20) - TITLE CHANGE !!! NJPW Dominion 6.9 In Osaka-Jo Hall - TV-Show @ Osaka-Jo Hall in Osaka, Japan |
| 2 | 04.05.2018 | |
IWGP Junior Heavyweight Title: Will Ospreay (c) defeats KUSHIDA (23:36) NJPW Wrestling Dontaku 2018 - Tag 2 - Online Stream @ Fukuoka Convention Center in Fukuoka, Japan |
| 3 | 01.04.2018 | |
IWGP Junior Heavyweight Title: Will Ospreay (c) defeats Marty Scurll (30:44) NJPW Sakura Genesis 2018 - TV-Show @ Ryogoku Kokugikan in Tokyo, Japan |
| 4 | 10.02.2018 | |
IWGP Junior Heavyweight Title: Will Ospreay (c) defeats Hiromu Takahashi (20:05) NJPW The New Beginning In Osaka 2018 - TV-Show @ EDION Arena Osaka in Osaka, Japan |
| 5 | 04.01.2018 | |
IWGP Junior Heavyweight Title Four Way: Will Ospreay defeats Marty Scurll (c) and Hiromu Takahashi and KUSHIDA (21:18) - TITLE CHANGE !!! NJPW Wrestle Kingdom 12 In Tokyo Dome - TV-Show @ Tokyo Dome in Tokyo, Japan |
