Olta Mister Sushi is a Japanese restaurant in Hwamyeong-dong, Buk-gu, Busan, serving handmade sushi sets with udon, fried dishes, shrimp tempura croquettes, and salmon tempura. The restaurant has operated since 2013, with business and ordering starting at 11:30 AM, and takeout and delivery are available. During busy delivery hours, waiting at the dining room can take an hour. The address is 12, Yongdang-ro 5beon-gil, Buk-gu, Busan.