Sueki originated in Korean Peninsula (especially in Kaya which was in the south of the peninsula), and early Sueki looks so similar to the one created in the peninsula that it is hard to distinguish between the two.
須恵器の起源は朝鮮半島（特に、その南部の伽耶）にあり、初期の須恵器は半島のものと区別をつけにくいほど似ている。