Strikeforce Challengers: Kaufman vs. Hashi was a mixed martial arts event held by the Strikeforce. The sixth Challengers episode took place on February 26, 2010, at the San Jose Civic Auditorium in San Jose, California.

Invicta FC 9 was headlined by Barb Honchak defending her flyweight championship against Takayo Hashi. The co-main event was be Mizuki Inoue against Karolina Kowalkiewicz.