BJW Junior Heavyweight Championship (2017–present)

The BJW Junior Heavyweight Championship is a title defended in the Japanese professional wrestling promotion Big Japan Pro Wrestling (BJW).

On May 7, 2017, BJW announced that it was bringing back the BJW Junior Heavyweight Championship with a tournament set to take place between May 25 and July 17. The title is distinct from the previous BJW Junior Heavyweight Championship that was established in 1998 and was retired in 2002. The title has a weight limit of 95 kg. Wrestlers over the weight limit will be eligible to challenge for the BJW World Strong Heavyweight Championship.

There have been a total of ten reigns shared between nine different champions. The current champion is Kota Sekifuda who is in his second reign.

Inaugural tournament
The round-robin league began on May 25, 2017, and ran all the way through to the decision match, between the top two, on the July 17 show at Ryōgoku Kokugikan.

Title history
As of July 29, 2024.

Combined reigns
As of July 29, 2024. {| class="wikitable sortable" style="text-align: center" !Rank !Wrestler !No. of reigns !Combined defenses !Combined days !1 !2 !3 !4 !5 !6 !7 !8 !9
 * style="background-color:#FFE6BD"| Kota Sekifuda † || 2 || 12 || 8945 days+
 * Yuya Aoki || 1 || 4 || 402
 * Shinobu || 1 || 6 || 391
 * Kazuki Hashimoto || 1 || 3 || 266
 * Tomato Kaji || 1 || 4 || 240
 * Isami Kodaka || 1 || 4 || 204
 * Tajiri || 1 || 3 || 133
 * Ender Kara || 1 || 3 || 126
 * Tatsuhiko Yoshino|| 1 || 2 || 70