• Game

• Platform

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Archives Trick
After you finished the game and unlocked the zuno game, go to the stage where your archive is missing, take it, then in the menu select Back To Title.Then, enter the zuno game and immediately exit. The game should ask you to save on your game file. Save and the archive will be saved also.

Puzzle Game
Acquire archive 087 on Kyoya Sudo's stage, Day 3, 03:00

Time Attack Mode
Complete every scenario and objectives one and two for all stages

Hidden movie
Complete the game with the second ending and collect all 99 archive items to unlock the 100th item. Go to the stage select screen and move the cursor to the upper right corner. There is a cinema that takes place in 684 AD showing the fate of the alien visitor.