Oohhhhh I LOVED Mars! It´s a shame that there´s only a twdrama, but not jdrama yet, I hope they´ll do a Mars jdrama some day (^___^)v
Hm.
Well if it´s about the manga, I´d say:
1. Hana Yori Dango
2. Hanakimi
3. Hot Gimmick
But if it´s about the jdrama:
1. Hanakimi
2. Hana Yori Dango
XDDDD