Enjoy the aroma of Binchotan charcoal-grilled flavor with this "Kantan-sui" (easy water) product, 160g. - Product Name: Kantan-sui Binchotan Charcoal-Grilled Flavor - Contents: 160g - Instructions: Use by placing on the included aluminum sheet. - Manufacturer: Masudaya Co., Ltd. - Retail Price: 693 yen (tax included) per piece Stored at home. It's an old item, but unlike food, I believe it can be used normally. Please refrain from purchasing if you are concerned. Thank you for looking.