The visualization shows how many times a TWICE member succeeeds another member when singing their Korean singles. Successions are counted irrespective of order, i.e. a Jihyo->Nayeon succession is treated the same with a Nayeon->Jihyo succession). The thicker the connecting arcs, the more often the succession pair happened.
Data and analysis by JC Peralta. Base d3 viz code provided by Nadieh Bremer
here
The songs considered for this analysis are: Like Ooh Ahh (2015), Cheer Up (2016), TT (2016), Heart Shaker (2017), Knock Knock (2017), Likey (2017), Signal (2017), Dance The Night Away (2018), What Is Love (2018), Yes or Yes (2018), Fancy (2019), Feel Special (2019), More&More (2020), I Can't Stop Me (2020), and Cry For Me (2020)