Frequent collaborators

• Jung Woo Sung 2 titles
• Son Ye Jin 2 titles
• Yum Jung Ah 2 titles
• Zheng Renji 2 titles
• Choi Woo Shik 2 titles
• Kim Seung Oh 2 titles
• Kim Eui Sung 2 titles
• Jung Jin Young 2 titles
• Chae Soo Bin 2 titles
• Yeom Hye Ran 2 titles