This is a type of stationery not included in other categories.
From Square Enix comes this "Dragon Quest" pass case of King Slime! This is one of many upcoming products in the new "Smile Slime" product series. This blobby king is ready to try out the commoner lifestyle by holding whatever you wanna give it, whether that be your bus pass or point cards!
It measures approximately 14cm x 13.3cm in size.