Kobito Zukan Ichiban Kuji B Prize: Thermal Mug 2 Types I haven't checked the contents, but since they came from the same lot, I don't think there are any duplicates. Although it is a new, unopened item, it has been stored at home. Please refrain from purchasing if you are nervous or seeking a perfect item. No price reduction. Kobito Zukan, Kobito Zukan, Ichiban Kuji