Review these key vocabulary words from Bokura ga Koroshita, Saiai no Kimi (The Beloved You We Killed / 僕らが殺した、最愛のキミ) before watching to familiarize yourself with important terms and phrases. This preparation will help you follow the dialogue more easily and enjoy the film without interruptions. After watching, revisit this list to reinforce your learning and solidify new vocabulary in context.