So... is ef: A Tale of Melodies. finished or not?
It is a bit ambiguous in this case.
Why?
The anime finished before the manga:
Anime finished: December 23, 2008
Manga finished: January 27, 2015
We could not confirm the source content in MangaUpdates.
Watching Order (by release date)
Here you have all the anime relations we detected ordered by release date, so you can see the reason for this status in context and also use it as watching order.
The mangas and the non-core contents are excluded by default, but you can enable them by clicking the buttons below:
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ef: A Tale of Memories. - Prologue
Anime - Prequel
Release date: August 24, 2007
ef: A Tale of Memories.
Anime - Prequel
Release date: October 07, 2007
ef: A Tale of Melodies. - Prologue
Anime - Prequel
Release date: May 10, 2008
ef: A Tale of Melodies.
Anime - Base
Release date: October 07, 2008