"Seo Chaejun是什么人格？ Seo Chaejun是MBTI中的ISTP人格类型，九型中的9w8 - sp/sx - ，五大类型中的，Socionics中类型。"
He has high Ti and low Fe, narrowing it down to INTP and ISTP, although he seems to use Se rather than Ne.
