Blue Puffer Fish Bowl. Fugu (フグ) is a Japanese term for Puffer Fish. Fugu is a much sought-after and expensive delicacy, beloved by diners for its unique attributes, as well as the thrill of eating such a potentially fatal dish. Fagu can be lethally poisonous and must be carefully prepared before eating, making this fish unique and very popular in Japan. Details: Dishwasher and Microwave safe.