Kashiko is a character from The Legend of Zelda: The Wind Waker. She is the mother of Baito. Kashiko never appears on-screen, but she is mentioned several times by her son. If Link sorts twenty-five letters in Dragon Roost Island's Mail Center, Baito will ask Link to deliver a letter to Kashiko. If Link does so, Kashiko will send him a letter thanking him for his kindnesses towards Baito enclosed with a Piece of Heart.