|Is it seen right now?||Yes|
|Where?||Unlock Items Online|
Unlockable coins are a returning redeemable, available from various codes, or the Treasure Book, which they appear in every edition of. The amount of coins that is received varies depending on the source.
A bundle of 500 coins appear in the back of every edition of the Treasure Book. Treasure Books themselves are available through coin codes from real-life merchandise.
Over the years, many codes that unlock varying amounts of coins have been released. These vary from 100 to 5000 coins. A list of these codes is available here.
An alternate option in Unlock Items Online allows for entering words from real-life books. These come in the form of asking what word is on a certain line on a certain page. 1500 coins are available from each book, although coins can only be received from a book once each. The first time a player enters a correct phrase, they receive a Blue Book instead of coins. A list of these codes is available here.