Sushi Isao is a popular Japanese restaurant located in Sao Paulo's Liberdade neighborhood. Known for its all-you-can-eat buffet, the restaurant offers a wide variety of fresh and tasty sushi, sashimi, and other traditional Japanese dishes. Customers rave about the quality of the food and the friendly service provided by the staff. While the prices may be a bit on the higher side, many diners feel that the experience is well worth it for the delicious food and relaxed atmosphere.