The Koalisyon ng Katapatan at Karanasan sa Kinabukasan (K4, Coalition of Trust and Experience for Tomorrow) was the political multi-party electoral alliance that supported president Gloria Macapagal Arroyo, who won 2004 Philippine presidential election. It is the remnant of the People Power Coalition that was formed following the ascendancy of President Gloria Macapagal Arroyo to power. Arroyo is seeking a complete term under this coalition with Sen. Noli de Castro, an independent, yet popular, politician, as her running mate. The leading party in this coalition is the ruling Lakas-Christian Muslim Democrats (Lakas-CMD), of which Arroyo is a member. Other parties under this coalition are the Liberal Party, the Nationalist People's Coalition, the Nacionalista Party, the Partido Demokratiko Sosyalista ng Pilipinas and the People's Reform Party as well as the Kabalikat ng Mamamayang Pilipino.

K-4 Senatorial Slate

Election results

7 out of 12 candidates won the possible 12 seats in the Senate namely. These are, in order of votes received: