Snow White with the Red Hair(2006)

Akagami no Shirayuki-hime

Shirayuki is famous for her naturally bright-red hair, and the prince of Tanbarun wants her all to himself! But when she escapes into the woods of the neighboring kingdom, a young man named Zen and his two friends come to her aid. But who is Zen really…?

(Source: Viz Media)

Included one-shots:
Volume 1: Hachigatsu no Shikisai (Four-season Color of August)
Volume 2: Bokura wo Tsunaide. (Bind Us.)
Volume 13: Shizuku no Saki ni (Beyond the Drops)
Volume 14: Natsuyasumi 00-Nichime (00 Day of Summer Holiday)