Purchased on 9/16. Stored in a sleeve after purchase. Instant purchase is OK. Selling individual cards is OK (¥650 per card). NIJISANJI Kuzuha Nostalgia Collection Random Collection Group D Set of 2 I have a cat, and there is a smoker in my family. I store the cards in a separate room and take the utmost care to prevent odor, contamination, and cat hair from getting on them, but if you are concerned about allergies, please refrain from purchasing.