It used to be known as Ako Roshi's (lordless samurai of Ako Domain's) Revenge and a Raid upon the Kira-tei Residence, and is considered one of the 'Three Biggest Acts of Revenge in Japan' along with Revenge of the Soga Brothers and Igagoe Revenge.
古来赤穂浪士の仇討ち（あこうろうしのあだうち）、吉良邸討ち入り（きらていうちいり）などと呼ばれた事件で、曾我兄弟の仇討ち、伊賀越えの仇討ちと並んで「日本三大仇討ち」に数えられる。