Well, I just called it like this since the Kuchipatchi takes you here:
At the camera spot you can take a picture, which leads you to this site: link.channel.or.jp/tamago/travel.php
I believe that you can keep a Tamagotchi journal and pictures over there.
The only other area you can visit is the store, which looks like this:
(I decided to buy the green-fluffy-thing because it looked so cute ^_^)