"Kan Fu Fighting" (関風ファイティング, Kan Fū Faitingu) is the fifth single released by the Japanese boyband Kanjani Eight. The single was released with 8 different versions, 7 of them focusing on one specific member and the 8th single being the regular edition. Each of the limited edition singles contained a phone strap in the image color of the band member.The release of "Kan Fu Fighting" was the first #1 spot the group obtained since the release of their first single, "Naniwa Iroha Bushi".