DADDYFACE Fuyumi no Ningyou

is the third volume of the DADDYFACE light novel series, written by Masanori Date and Illustrated by Nisieda. It was released under the Dengeki Bunko Imprint in January 2001.

Synopsis
Misa Kusakari and Miki Mato decided to go to Mie prefecture for a part-time job at the expense of Misa Yuki, the daughter of filial piety. However, it is irresistible because the eagle picked up a girl with memory loss during the trip. Miki is in a bad mood, and the eagle is chattering ... On the other hand, an eerie incident began to make a noise near the inn where I worked part-time. The mystery that my daughter will challenge next is the legend of a mermaid! The relationship between father and daughter is still delicate ...

(source: Amazon JP - Translated)