Viz Media has announced the DVD & Blu-Ray of K the 13 episode anime series:

The action thriller K debuts Tuesday February 25th, and VIZ Media is
excited to unveil our first ever Limited Edition 4-disc Blu-ray/DVD combo
pack for the series! The series will also be available at the same time in
a standard 2-disc DVD edition, and no matter which edition is chosen, the
kinetic psychological thriller will have fans at the edge of their seats! *

The series follows Shiro, a teen embroiled in a deadly war between seven
bloodthirsty clans who think he's murdered one of their own! The K
Blu-ray/DVD limited edition combo pack perfectly complements the lush
animation, and includes:

   - 13 episodes in both Blu-ray and DVD formats

   - special features on disc, including exclusive highlights from K Day
   events at Anime Expo 2013: photo gallery and interview of KANAME✩, one of
   Japan's most popular professional cosplayers, exclusive cast & crew
   interviews, highlights from the K panel, and more!

   - full color 80-page premium art booklet containing character profiles,
   poster art, translated song lyrics, episode synopses, an exclusive KANAME✩
   K cosplay gallery, and much more!

   - luxurious collectible specialty print box holding the art booklet and
   disc case

   - select retailers will also offer K decals with the limited edition
   set, while supplies last!