Last updated on April 17 / Welcome. This is a direct shop of Hiroyuki Oka's puzzle box. You can buy at a lower price than the products of other online shopping mall. Delivery time : 4 days -- 10 days. All items are made in my workshop and shipped to you directly. The payment method is PayPal. A new limited-edition puzzle box comes out sometimes. If you have a question, Please feel free to ask me anything. Thank you. Hiroyuki