Panguva Key akapedza wokutanga kusunungurwa kwavo rechitanhatu chinooneka inoverengeka Little Busters!, Hironori Toba pamusoro Aniplex (iye pachake ari kukuchidzira mabasa Key) akasvika Maeda kumativi October 2007 pamusoro collaborating kubudisa yepakutanga Anime akatevedzana. Maeda akatanga kusangana pamwe Toba uye Aniplex pamwedzi uye nyaya yakatanga mberi zvishoma nezvishoma. Aniplex aida Maeda kunyora screenplay kuti aizova chaizvo "Key-kufanana, pamwe uchibata nguva nokuseka uye misodzi", asi Maeda pakutanga akawana pachake pane kurasikirwa kunyora nyaya kupfuura kunakidza Little Busters!, nokuti aifunga kuti akanga asvika muganhu pamwe Little Busters! mu "Key Busters!", Hironori Toba pamusoro Aniplex (iye pachake ari kukuchidzira mabasa Key) akasvika Maeda kumativi October 2007 pamusoro collaborating kubudisa yepakutanga anime akatevedzana. Maeda akatanga kusangana Toba uye Aniplex pamwedzi uye nyaya yakatanga zvishoma nezvishoma mberi. Aniplex aida Maeda kunyora screenplay kuti aizova chaizvo "Key-kufanana, pamwe nguva nokuseka uye mis
musikana akashinga, anorwisa