It is Japanese bonito, also known as bonito and wooden fish. It is a smoked product of bonito of the tuna family. The head, tail and fish bones of the bonito are removed, and only the muscles at the back of the abdomen are steamed. It is then grilled with firewood and charcoal for more than 10 days. After the water is evaporated, it becomes dark and hard. Wooden fish pieces.

Due to thermal expansion, the freshly prepared Senrihiroka octopus balls will shrink when they come into contact with the surface.

Octopus balls, also known as takoyaki, originated in Osaka, Japan. The main ingredients are octopus, takoyaki powder, bonito flakes, seaweed, salad dressing, takoyaki sauce, etc. The founder is Mr. Endo Rikichi, a famous Japanese gourmet. It is known for its crispy skin, tender meat, delicious taste and low price, and has become a well-known national snack in Japan. Octopus balls have become popular in various regions of Southeast Asia and have become one of the emerging foods in various regions.