Group Wanna One Ong Seong-wu delivered an episode about the castle.
Wanna One Park Ji-hoon, Lee Dae-hui, Ong Seong-wu, Li Kwan-lin and Bae Jin Young appeared on tbs 'Choi's Hurricane Irma Radio' broadcast on the 5th.
"This is Chungbuk Provincial College Ong, which is a rareness with only about 800 people in All states," said Ong-woo.
"I searched for Choi DJ's question," Is he the most famous among the Ongs? "I did a search, but there was Ong Dong Kyun among soccer players."
Photo: tbs FM