Manga Downloads - Easily do-able but depends on the server and how much bandwidth Amanda buys.
Music Downloads - Easily do-able but depends on the server and how much bandwidth Amanda buys.
A theme song for the main site - Easily do-able but depends on the server and how much bandwidth Amanda buys.
Anime A-M - Simple alphabetical list done using MySQL and PHP and possible AJAX to stop the page from refreshing.
Anime N-Z - Simple alphabetical list done using MySQL and PHP and possible AJAX to stop the page from refreshing.
Blog - Easily do-able but depends on the server Amanda buys.
Manga Reader - Easily do-able but depends on the server and how much bandwidth Amanda buys.
Anime news section - This would depend, are you looking for news from Zoku Haven or from a main Anime site similar to a major news company?