Sojin once found her phone in the fridge.
According to Sojin, she struggles a lot when it comes to Cute concepts especially when they were performing "Twinkle Twinkle".
Sojin was an Engineering Student back in Yeongnam University. She was one of the only 8 girls out of the 800 Engineering students in that University.
Sojin joined a vocal club back in College and this made her want to become a singer more.
According to Yura, Sojin is like a Mother who often gives advice to them.
Sojin's ideal type is someone with strong eyes, a definite point of view, and is a faithful and attentive person.
Sojin can play the Piano.
Sojin is the oldest member in Girl's Day.
Sojin is also good at composing songs. She composed "Let's Go" and "Girl's Day World"
Aside from Yura, Sojin is also good at drawing.