Ryūsei no Kizuna (流星の絆, lit. Meteor Bonds) is a detective novel by Keigo Higashino. It was serialized in Weekly Gendai from 16 September 2006 to 15 September 2007 and was published into one tankōbon volume by Kodansha on 5 March 2008. The novel was published in paperback format by Kodansha on 15 April 2011. The novel was adapted into a Japanese television drama in 2008 starring Kazunari Ninomiya, Ryo Nishikido, and Erika Toda. With the opening theme "Beautiful days" by Arashi and the insert song "Orion" by Mika Nakashima, the drama series began on 17 October 2008. Source: Wikipedia (en)