Michihiro Omigawa upset Hatsu Hioki on Saturday at Sengoku 11 in Tokyo, Japan, receiving a controversial split decision win in the evening’s main event. Also on the card, Mamed Khalidov extended his unbeaten streak to 18-straight by making quick work of Jorge Santiago, while notables Jorge Masvidal, Akihiro Gono, and Dave Herman also picked up wins.

All 22 fighters set to participate at Saturday’s Sengoku 11th Battle event in Tokyo, Japan successfully made weight earlier today for their bouts. The official weigh-in results for the HDNet-televised event, which is headlined by Hatsu Hioki vs. Michihiro Omigawa, are after the jump.

After going winless in last year, Team USA West is now just one win away from clinching a post-season berth in the 2009 "M-1 Challenge Presented by Affliction." The Colin Oyama-coached team took sole possession of first place following Wednesday night's 5-0 shutout over South Korea during M-1 Challenge's "Third Edition," which emanated from Differ Ariake.

A literal parade of 38 fighters made their way through official weigh-ins on Tuesday at the Pearl Kasai Hotel in Tokyo in preparations for Wednesday's "M-1 Challenge Presented by Affliction" event scheduled to emanate from Differ Ariake.