The Kingdom Hearts Key Rings are a set of officially licensed keychains released in 2010 by Square-Enix. In series 1, the keychains are each about 0.6 inches long, while in series 2 and 3 each of the keychains is about 4 inches long. The keychains are extremely detailed and based off of symbols that appear in Kingdom Hearts for series 1, while in series 2 and 3 they are based off of the Keyblades used in the Kingdom Hearts series.
| Kingdom Hearts Original Soundtrack | Kingdom Hearts Final Mix - Additional Tracks | Kingdom Hearts II Original Soundtrack|
Kingdom Hearts Original Soundtrack Complete | Piano Collections Kingdom Hearts | Piano Collections Kingdom Hearts Field & Battle | Kingdom Hearts Birth by Sleep & 358/2 Days Original Soundtrack
|Manga series | Novel series | Art Books | Kingdom Hearts Another Report | Kingdom Hearts Ultimania|
|Bradygames Strategy Guides|
|Kingdom Hearts | Chain of Memories | Kingdom Hearts II | 358/2 Days | Birth by Sleep | Kingdom Hearts 3D | 1.5 ReMIX|
|Play Arts Figures | Formation Arts Figures | Static Arts Figures | Avatar Mascot Straps|
|Hot Topic Merchandise | Kingdom Hearts Trading Card Game | Kingdom Hearts Key Ring|