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There's a folder named "log" that contains chat logs, action logs and so forth.
It should actually be within the same folder as "symbolarts", "pictures", "temp" and "download".
So basically SEGA >...

http://renge7777.blog.fc2.com/blog-entry-1211.html

You did the Rookie Pebble Gathering and Rookie Defender COs? Apparently these two unlock the Ecological Survey.
Well, not 'apparently', I actually unlocked it just a few hours ago by completing...