The power to wipe oneself from the memories of others. Sub-power of Memory Erasure and Nonexistent Physiology. The counterpart to Physical Nonexistence.
The user can selectively remove their presence from the target's memories as soon as they disappear from sight or can do so via other means.
The D'anjayni (Anima: Beyond Fantasy) can selectively erase themself from the memory of others as long the target do not known their name.
Guenael Lee (Bleach) using his Vanishing Point to cause his own appearance, existence and memory of it to vanish.
Senna (Bleach) is created from Blanks, and when she died, all memories of her existence disappeared as well.
Dark Rukia (Bleach) is a nonexistent person, as memories of her were erased by Homura and Shizuku. She can also teleport by disappearing.
When around others, Ignatius Parrish (Horns) forces others to confess their deepest sins and darkest desires, then forgetting the transaction ever occurred as soon as he leaves their line of sight.
Namine (Kingdom Hearts) could rewrite memories, even ones of people (including herself) using her notebook
Due to the manner in which Xion (Kingdom Hearts) was created, she was wiped from everyone's memories when she died.
Juufuko Miho (Toaru Majutsu No Index) can accomplish this with her Esper ability Dummy Check.