From One Piece Wiki
Iisa is Aisa's mother. She was seen in a flasback of Wiper's trying come down a baby Aisa while the berserker was fighting outside.
- ↑ One Piece Blue Deep: Characters World - Iisa's name is revealed.
- ↑ One Piece Manga - Chapter 256, Iisa tries to come down a crying baby Aisa.