When you are in human form, you can take the shape of a specific individual.
Benefit: You can precisely mimic the physical features of any individual you have encountered. When you use your racial change shape ability, you can attempt to take the form of an individual, granting you a +10 circumstance bonus on Disguise checks made to fool others with your impersonation.
The text of this feat states that you can mimic an “individual” which you have encountered, but it likely should specify that Kitsune have the ability to turn into humans, so GMs are encouraged to read the feat as follows: “You can precisely mimic the physical features of any human you have encountered…”
Pathfinder Roleplaying Game Advanced Race Guide © 2012, Paizo Publishing, LLC; Authors: Dennis Baker, Jesse Benner, Benjamin Bruck, Jason Bulmahn, Adam Daigle, Jim Groves, Tim Hitchcock, Hal MacLean, Jason Nelson, Stephen Radney-MacFarland, Owen K.C. Stephens, Todd Stewart, and Russ Taylor.