As of 2006, there are 22 kinds of pufferfish that people are allowed to eat, which is decided based on 'New Rules for Measures to Secure Sanitation Regarding Pufferfish,' an official notice from the then director-general of the Ministry of Health and Welfare released in 1983.
2006年現在、食用が認められているフグは、22種類で、1983年に当時の厚生省局長通達、「フグの衛生確保についての新しい措置基準」に基づく。