The Kira executions then resume and the new spate of killings confuses L. 17 "Execution" Transcription: "Shikkō" (Japanese: 執行) Ryōsuke Nakamura Toshiki Inoue Ryōsuke Nakamura February 7, 2007 (2007-02-07) February 17, 2008 In a last bid to determine if Light and Misa are the two Kiras, L and Soichiro stage a stunt in which Light's father attempts to kill Light and then himself out of shame.