Yume no Tsuzuki. (ゆめのつづき。)

Overview
'''Dream Continuation. (ゆめのつづき. ; Yume no Tsuzuki.)''' is a Yume Nikki fansite that contains an interactive online Yume Nikki fangame created by Rukimi (るきみ).

Gameplay
To enter the game, choose the blue door in the contents menu on the site, then click on the pink circle on the right. Feel free to explore a Yume Nikki-like world using your mouse and arrow keys.

Plot
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Play Dream Continuation.
Official Site