とある
と或る
to aru

Pre-noun Modifier

1. a certain ...

Usually Written in Kana
とある映画えうが文庫ぶんこした―いや、映画えうがためかれたシナリオを小説しょうせつとして加筆かひつ修正しゅうせい、日本にっぽんにローカライズしたものだ。
toaru ēgao bunkoka shitaiya ēgano tameni kakareta shinariō shōsetsuto shite kahitsushūsē shi nihongoni rōkaraizu shita monoda
A certain movie was novelized - rather it was a scenario written for a movie that was expanded as a novel and localized to Japanese.