 Although multiple funding sources were originally considered by the NEDA to fund the airport 's construction , it was decided that the project should avail of an official development assistance facility offered by the Japanese government through the then @-@ newly formed Japan Bank for International Cooperation ( JBIC ) . After almost two years of negotiations , and after initially refusing to bankroll the project , the JBIC extended a 6 @.@ 2 billion peso ( US $ 152 million ) loan to the Philippine government in August 2000 . 
