Also known as
- Romaji
- ef: A Tale of Melodies. - Prologue
- Japanese
- ef - a tale of melodies. ~prologue~
- Synonyms
- Ef: A Fairy Tale of the TwoEf: A Tale of Melodies. Prologueef - a tale of melodies. ~prologue~ef - a tale of melodies: Prologueef: a tale of melodies. - prologue