Bonchamchi is a tuna restaurant near Hanyang University in the Wangsimni area of Seongdong-gu, Seoul, serving all-you-can-eat tuna that includes bbolsal, saechi, and bigeye tuna belly, with larger portions of judoro and odorō on refills. After 9 p.m. a special menu is available, and each table also comes with skidashi and various side dishes. The single-plate menu works as a drinking snack for two, though the portions are not large.