The Tteok Plate is a furniture item that does not belong to a series of furniture. It is an item that players can receive as Downloadable Content through WiiConnect24.
 Release Date
Korea: 8th - 14th November, 2010
Dear [player's name],
You cut down lots of sleep during that time to study hard,
so that you could display 100%.
We're all cheering for you.
From all SAT takers at Nintendo of Korea
 Reason for Receiving
The reasoning as to why Nintendo released this as Downloadable Content was because the dates that the content came out was exam time for Korea.