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Chun Sung-il
Known For: Writing
Birthday:
Place of Birth:
Also Known As: Seong-il Cheon, 천성일, Chun Sung-il, Cheon Seong-il
![Chun Sung-il Chun Sung-il](https://i0.wp.com/image.tmdb.org/t/p/w300//2rDOOw6nJTy7CR8ujL0lYjEvrKw.jpg)
Known For: Writing
Birthday:
Place of Birth:
Also Known As: Seong-il Cheon, 천성일, Chun Sung-il, Cheon Seong-il