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On the upcoming episode, Choo Sung Hoon and Choo Sarang visited her grandparents for her grandma's birthday in Osaka where she also visited the judo center. Choo Sarang put on her blue judo uniform and didn't show any fear as she faced off against her grandpa. Although she's little, she was able to pin down her opponent on the floor to which her grandpa joked, "Grandpa is hurting."

She definitely impressed her dad and grandpa with her extraordinary strength and showed her potential to be a champion one day like her father.

Check out Choo Sarang's judo skills this Sunday at 4:20 PM KST!