Ys I & II Chronicles is an upgraded version of Ys I II Complete , itself an enhanced remake of y's: Book I & II . This version features completely redone artwork applied to character portraits during cutscenes. The cutscenes themselves have been somewhat expanded as well, and the soundtrack remixed. This release also slightly enhanced the in-game graphics and enlarges the viewing area by removing the large status display that occupied the lower part of the screen in the earlier version.
The game follows Adol Christin on his journey to find a way back home after being separated from his friends during a sailing trip. Along the way, he must fight against various enemies and uncover the secrets behind the mysterious island he finds himself stranded on.
Gameplay involves exploring dungeons, fighting monsters, and interacting with non-playable characters to progress through the story. The combat system is turn-based, allowing players to choose from a variety of abilities and items to take down their foes. The game also features an inventory system where players can collect and use items to aid them in battle.
Ys I & II Chronicles was released for the PSP on January 1, 2007. It is classified as an action RPG.