The most recently popular option is the Tubester, a floating tube-like boat capable of carrying up to six people.
Passengers can drive the boat on their own, and can take their own food and snacks, giving more freedom and privacy. A ride costs 30,000 won for 30 minutes or 45,000 won for an hour. The Tubester station is near Some Sevit. Visit tubester.co.kr for more information and reservations