This is one of Pokemon's first ever print errors. With the first print run of Japanese cards, instead of an extra stamp, they were missing a rarity symbol. Today, these cards are known Open or keep it sealed? Japanese booster packs : r pokemoncardcollectors How Rare Are Japanese Pokmon Cards? Danireon Danireon Cards & Games The Complete Guide to Pokmon Card Rarities Types, Identification, and High Value Cards Neokyo Tips for your purchase in Japan Mega Dream M2a Booster Box Japanese Pokmon TCG Pacific TCG Store Lets open Japanese Pokmon Card 151 Box Break 60 Packs!