| WMF Junior Heavyweight Championship | |
| Created: | July 25, 2003 |
| Retired: | July 31, 2005 |
| Promotion: | Wrestling Marvelous Future |
| Firstchamp: | Tomoya Adachi |
| Mostreigns: | Tomoya Adachi, Hi69, Gentaro, Onryo and Goemon (1 reign) |
| Longestreign: | Onryo (415 days) |
| Shortestreign: | Hi69 (<1 day) |
WMF Junior Heavyweight Championship was a junior heavyweight title in the Japanese independent promotion Wrestling Marvelous Future (WMF). It was the primary championship in WMF and the only title defended in the promotion throughout its history. The inaugural champion was determined via a single elimination tournament in 2003. The title was disbanded in 2005 after the promotion suffered financial loss.
| width=0% | width=23% | Wrestler | width=0% | Reign | width=15% | Date | width=5% | Days held | width=13% | Location | width=15% | Event | width=40% class="unsortable" | Notes | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Tomoya Adachi | 1 | July 25, 2003 | Tokyo, Japan | Marvelous Days 3rd | Adachi defeated Asian Cougar in a tournament final to become the inaugural champion. The title change aired on August 3 via tape delay. | |||||||||
| 2 | Hi69 | 1 | February 1, 2004 | <1 | Chiba, Japan | Kaientai Dojo's Yoshidaya Kogyo | |||||||||
| 3 | Gentaro | 1 | |||||||||||||
| 4 | Onryo | 1 | February 11, 2004 | Tokyo, Japan | Marvelous Days 8th | The title change aired on February 23 via tape delay. | |||||||||
| 5 | Goemon | 1 | April 1, 2005 | Tokyo, Japan | IWC vs. WMF Confrontation Super Hardcore Night | This was a hardcore match. | |||||||||
| — | Retired | — | July 31, 2005 | — | — | — | The title was abandoned due to financial losses for WMF. |