This is one rocket eraser featuring "Yu-chan and Ai-chan," the characters of the postal savings system before the privatization of Japan Post (October 2007). The eraser comes in 5 colors (see photo 4). Size: 11.8cm long, 1.5cm in diameter The date of acquisition is unknown, but it has been stored in a desk drawer at home for many years. It is unused. It will be sent in a plastic bag via Yu-Packet Post Mini.