Ayaka Hamasaki entered Invicta FC 16 as the atomweight champion, and she left with the belt intact.
Hamasaki submitted Amber Brown Friday night in the main event on UFC Fight Pass, retaining her title with a third round victory.
In the co-main event, Jennifer Maia became the interim flyweight champion with a decision victory over Vanessa Porto.
Other winners were Angela Hill, Irene Aldana, Roxanne Modafferi, Jinh Yu Frey, Sarah D’Alelio, Aspen Ladd and Ashley Greenway.
Complete results can be found below:
Ayaka Hamasaki def. Amber Brown via submission (armbar) at 2:52 of Round 3 to remain Invicta FC atomweight champion
Jennifer Maia def. Vanessa Porto via unanimous decision (49-46, 48-47, 48-47) to become interim Invicta FC flyweight champion
Angela Hill def. Stephanie Eggink via TKO (strikes) at 2:36 of Round 2
Irene Aldana def. Jessamyn Duke via TKO (strikes) at 3:08 of Round 1
Roxanne Modafferi def. DeAnna Bennett via split decision (29-28, 28-29, 29-28)
Jinh Yu Frey def. Herica Tiburico via unanimous decision (30-27, 30-27, 29-28)
Sarah D’Alelio def. Andrea Lee via submission (rear-naked choke) at 4:21 of Round 3
Aspen Ladd def. Kelly McGill via TKO (strikes) at 1:47 of Round 3
Ashley Greenway def. Sarah Click via unanimous decision (30-26, 29-28, 29-28)