Vintage pre-owned Sailor Moon Keychains. The Prince and Cat are still factory sealed but blister cards were trimmed off by original owner. Circular keychain is also included. Overall good condition with some light scratches and scuffs on the circular keychain. See pictures for details. Makes a great gift for fans and collectors! The 1997 IRWIN Sailor Moon Adventure 2" Prince Endymion Tomoe Luna Cat Keychains are collectible items featuring characters from the popular TV show Sailor Moon. These keychains include Luna, Prince Endymion, and circular Sailor Moon, all in vibrant multicolor. Produced by IRWIN in 1997, these vintage keychains are part of the Sailor Moon franchise and have a theme of adventure. With its nostalgic appeal and reference to the beloved anime, these keychains are sure to delight fans of all ages, especially those who enjoy the adventurous spirit of the series.