What is "donburi"?

Donburi is a Japanese dish that consists of a bowl of rice topped with various ingredients such as meat, seafood, and vegetables. The dish is often seasoned with soy sauce, mirin, and sake, and can be served with a raw egg or pickled vegetables on the side. Some popular types of donburi include gyudon, which is a bowl of rice topped with thinly sliced beef and onions, and katsudon, which is a bowl of rice topped with a breaded and fried pork cutlet and eggs. Donburi is a popular dish in Japan and is often enjoyed as a quick and filling meal for lunch or dinner.