Kiwami ~Karetsu Gojuunen~ (極 ~苛烈五十年~) is a Samurai Warriors character image song which first appeared on the vocal CD Sen Retsu Uta Ougi. It appeared again in Vocal Best. The song's title can be translated as "Extreme ~Relentless Fifty Years~". It's a solo song performed by Jyurohta Kosugi for his character in the series, Nobunaga Oda. The title and lyrics are roughly based on his version of the Atsumori dance.