Iwana, also known as Iwana fish, is a type of freshwater fish found primarily in East Asia, particularly in rivers and streams. It belongs to the family Salmonidae and is known for its elongated body and vibrant colors. Iwana is often sought after for its delicate flavor and is a popular choice in traditional dishes. In addition to its culinary significance, Iwana plays a role in local ecosystems as a predator and prey species. It is often associated with Japanese culture, where it is celebrated in art and folklore, symbolizing purity and the beauty of nature.