Youre all right [well except you blood, sorry lol. Take out that first sentence and ur good haha]. This song was made for deathnote. And yes kira means killer. That's why they gave light that name in the series. He was kiling people. Lol. I mean L's a smart guy, but that doesn't mean everything he makes up is a complicated puzzle. Theres a guy kiling people. So lets name him killer. Lol.