Introduction
Ⅰ. Goryeo Prefectures, Counties, and Japanese Pirates
　1. The Characteristics of Attacked Prefectures and Counties
　2. The Characteristics of Japanese Pirate Attacks
Ⅱ. Damages Ascertained from Geographical Appendixes
Ⅲ. Restoration Measures and King Gongyang’s Gammu Policy
　1. Defense against Japanese Pirates and Stable Tax Collection
　2. Restructuring Boundaries and Jurisdictions
Concluding Remarks
BIBLIOGRAPHY