It's probably best to temper any optimism about a live action adaptation of a Shonen Jump manga with plenty of caution, but the teaser for Rurouni Kenshi looks pretty nice! Check out a first look of the movie, due to hit Japanese theaters in August 2012.
Takeru Sato stars as the titular political assassin turned non-lethal protector.

Satou Takeru as Himura Kenshin

Takei Emi as Kamiya Kaoru

Aoki Munetaka as Sagara Sanosuke


Taketo Tanaka (debut role) as Myoujin Yahiko


Aoi Yuu as Takani Megumi


Eguchi Yosuke as Saitou Hajime


Kikkawa Kouji (Kamen Rider W) as Udou Jine


Kagawa Teruyuki (Toshiie to Matsu) asTakeda Kanryuu.
via La Ventana de Saouri 2.0 and Jefusion