Animal Crossing/Animal Island
This is a sub-page of Animal Crossing.
There are graphics of Japanese text, likely meant for a text input system.
Hiragana Symbols Katakana English Numbers
Probably a reference to the Able Sisters pattern making program.
The directory to some txt file. Whatever a Cuckoos Egg is is a mystery.
Another reference to a "Cuckoo's Egg".
A reference to a demo of... Marle.
Most likely a save file for an NES game. Probably there because some NES games can be obtained when playing the game.