Top stars in top dramas (main roles)

It's infographic with links between 100 top dramas and 50 top actors in main roles:

Also look at The Most Recommended Dramas, according to MDL data about 6 recommended dramas on drama pages, with total statistics for these dramas: stars in main roles, top genres and tags - https://mydramalist.com/discussions/korean-dramas-movies-variety-shows/62987-the-most-recommended-dramas 

100 stars (full size and pdf version) and their dramas, main roles only

All k-drama infographic