The event featured the semi-finals and final of the Jewels Featherweight Queen tournament, which determined the first featherweight (-48 kg) titleholder of the promotion. It also featured a Jewels lightweight queen championship match and the final of the Jewels Under-15 Amateur Kickboxing Tournament.
At the conclusion ofJewels 16th Ring, the semi-final matchups were determined in the Jewels Featherweight Queen Grand Prix; a tournament that crowned the first featherweight queen champion of the promotion atJewels 17th Ring.Naho Sugiyama would faceKikuyo Ishikawa in one semi-final and Misaki Takimoto would face Yukiko Seki in the other. The winners would then face each other for the championship later on the same card.[2]
On October 28, 2011 (2011-10-28), three bouts were announced for the card. Jewels lightweight queen championAyaka Hamasaki would defend her title in a rematch withSeo Hee Ham.Mei Yamaguchi would faceMika Nagano andYasuko Tamada would face Sachiko Yamamoto in a Jewels Featherweight Queen GP reserve bout.[3][4]
Two more fights,Emi Fujino vs. Celine Haga and Emi Tomimatsu vs. Rina Tomita, were added to the card on November 22, 2011 (2011-11-22).[5][6]
The Jewels Under-15 Amateur Kickboxing Tournament final betweenSaya Ito and Chihiro Imoto, along with a non-tournament kickboxing match between Miku Hayashi and Kanomu Shisso, was confirmed for the card on December 2, 2011 (2011-12-02).[7][8]
Four more fights were announced on December 9, 2011 (2011-12-09). In professional MMA bouts,Shino VanHoose would face Asami Higa and Yuka Okumura would face Anna Saito. Miyako Mitsuhori would face Mai in a kickboxing match and Yukari Yamaguchi would face Nana Ichikawa in an amateur MMA fight.[9][10]
The final fight on the card, an amateur kickboxing match between Mili Sasaki and Fuka Saito, was announced on December 14, 2011 (2011-12-14).[11][12]
The day before the event, all fighters made weight on their first attempt during the weigh-ins.[13][14]
Chihiro Imoto defeated Saya Ito by unanimous decision to win the Jewels Under-15 Amateur Kickboxing Tournament.
Misaki Takimoto defeated Yukiko Seki in the first Jewels Featherweight Queen GP semi-final and Naho Sugiyama defeated Kikuyo Ishikawa in the other. Sugiyama then defeated Takimoto by technical submission (armbar) in the tournament final to become the first Jewels featherweight queen champion.
In the main event, Ayaka Hamasaki defeated Seo Hee Ham by TKO (corner stoppage) after the first round when Ham was unable to continue due to a back injury.
Mili Sasaki (Shobukai) vs.
Shino VanHoose (Paraestra Hachioji/Shobukai) vs.
Celine Haga (Team Hellboy Hansen)
Seo Hee Ham (CMA Korea/Busan Team M.A.D.)