Task: Question Generation
Input (English): Context : The Girl Who Leapt Through Time (Toki wo Kakeru Shōjo (時をかける少女, literally ``Time-Soaring Girl'')) is a science fiction novel by Yasutaka Tsutsui. 
Subject : The Girl Who Leapt Through Time 
Relation : production company
Output (English): What production company or companies created The Girl Who Leapt Through Time?