SEOUL, April 20 -- South Korea's ruling conservative People Power Party has reportedly integrated the popular Myers-Briggs Type Indicator (MBTI) test into its presidential primary process, with candidates revealing their personality types during televised debates over the weekend.

Korea Herald reported that all eight contenders vying for the party's nomination in the June 3 presidential election shared their MBTI types as part of their self-introductions during debates held on Saturday and Sunday.

Several candidates, including former party chief Han Dong-hoon, former labour minister Kim Moon-soo, lawmaker Ahn Cheol-soo, and Incheon Mayor Yoo Jeong-bok, identified as ENTJ, a type commonly characterised as visionary and goal-oriented lead...