Many manufacturers of food and household products are joining Japan's growing luxury pet product market, catering to the owners wishing to pamper their "cherished family" members with special treats and comfortable furniture.Aeon Pet Co., owned by shopping mall operator Aeon Co., sold Christmas cakes and Japanese traditional New Year's "osechi" cuisine for dogs and cats so that customers can celebrate the festivities together with them.Some of this year's osechi cost over 10,000 yen ($64), a first for the company, including the most expensive 16,500 yen dish. But the product manager said co…READ FULL ARTICLE