| # | Date | Promotion | Match |
| 1 | 20.03.2021 |  |
PURE-J Openweight Title: Kaori Yoneyama defeats Leon (c) (16:37) - TITLE CHANGE !!! PURE-J Fight Together 2021 - Event @ Itabashi Green Hall in Tokyo, Japan |
| 2 | 13.12.2020 | |
PURE-J Openweight Title: Leon (c) defeats Moeka Haruhi (23:09) PURE-J Climax 2020 - TV-Show @ Korakuen Hall in Tokyo, Japan |
| 3 | 03.11.2020 | |
PURE-J Openweight Title: Leon (c) defeats Rydeen Hagane (16:25) PURE-J Rainbow DREAM - Event @ Shin-Kiba 1st RING in Tokyo, Japan |
| 4 | 30.08.2020 | |
PURE-J Openweight Title: Leon (c) defeats KAZUKI (17:44) PURE-J GanbaRay 2020 - TV-Show @ Shin-Kiba 1st RING in Tokyo, Japan |
| 5 | 26.07.2020 | |
PURE-J Openweight Title: Leon defeats Hanako Nakamori (c) (20:32) - TITLE CHANGE !!! PURE-J Fight Together! Vol. 3 - Event @ Itabashi Green Hall in Tokyo, Japan |
