In So Yoon Facts
- Education: Daebul University
- Hobbies: Driving
- Specialties: Writing, composing, piano
In So Yoon Collaborations
- Shin Do Young – 끝이 아니길 (Feat. In So Yoon) (2010).
In So Yoon TV Drama’s
- Vicious Love subject for Crazy Love (2013)
- 나에게는…. theme for A Tale of Two Sisters (2013)
- 너 그럴때면 (If You It When). theme for Late Night Hospital (2011)