Parallel Line (평행선) SoonYoung-Bae (KOR) - September 2021
32 Count 4 Wall Easy Beginner Music: Parallel Line (평행선) (Remix) - Moon Hee Ok (문희옥)
Parallelism (평행선) Kim Kyung Jo (KOR), Kim Eun Ju (KOR), Lee Youn Ju (KOR) & Lim Hyun Mi (KOR) - July 2021
32 Count 4 Wall Improver Music: Parallel Line (평행선) (Remix) - Moon Hee Ok (문희옥)
Parallelism 2023 (평행선 2023) Seonhee Lim (KOR) - April 2023
32 Count 4 Wall Beginner Music: Parallel Line (평행선) (Remix) - Moon Hee Ok (문희옥)