Buaiso is a rice bowl restaurant near Tsuruhashi Station in Osaka that serves donburi topped with tonkatsu and fried chicken. Its signature Buaiso donburi comes with curry, one slice of tonkatsu, four pieces of fried chicken, and cabbage. Customers buy a meal ticket from the unmanned machine at the entrance, and the order goes in immediately, with the food arriving in about five minutes. The Tsuruhashi donburi is served with miso soup and pickled side dishes.