I've had these for a long time and used them repeatedly for ita-bags and displays. The pins are bent and heavily rusted. Selling individually, minimum of 5. Price is 400 yen each. These are "Irregular Dice: Our Path" can badges. There are 42 in total. Instant purchase is OK. Irregular Dice, Irregular Dice Our Path, Our Path, 2nd Anniversary, Anniversary, Random Can Badge, Shot, Sho, Ura, Hotoke, Naiko, Ifu, Yusuke