Project A-ko 4: FINAL (プロジェクトA子 完結篇 Project A-ko: Kanketsuron) is the fourth and final movie in the Project A-ko series. This is the first time Miss Ayumi has a lead role. However, A-Ko doesn't appear in the rest of the film until 34 minutes, she bursts out of the floor in her sailor-suited battle outfit during the wedding.