Munenori Sawa is a Japanese retired professional wrestler. Sawa was trained by and spent his entire career in the Battlarts promotion, adopting the promotion's "Bati Bati" wrestling style, known for its stiff strikes and submission-based shoot wrestling, but would often also incorporate comedy into his matches, especially when performing as Lingerie Mutoh , his comedic take on Keiji Mutoh. Besides Battlarts, Sawa also worked for various other promotions in Japan, Germany and the United States, most notably Pro Wrestling Zero1 (Zero1), where he became an NWA Intercontinental Tag Team and NWA International Lightweight Tag Team Champion and the winner of the 2011 Tenkaichi Jr. tournament, and where he wrestled his retirement match on November 9, 2011, four days after the folding of Battlarts. Since his retirement from professional wrestling, Sawa has wrestled grappling matches for ZST.

Hayato Fujita is a Japanese professional wrestler, better known by his ring name, Fujita "Jr." Hayato (フジタ"Jr"ハヤト). Despite his small stature and physique for a professional wrestler, he is known for his toughness and hard shoot-style strikes.