Free! Rediscovery Book

'''Free! Rediscovery Book' (TVアニメーション Free! Free! Rediscovery Book TV Animeeshon Free! Free! Rediscovery Book) is a fan book of the Free!'' anime.

Summary
The fan book features full-color storyboards of major scenes from the series' first season alongside extensive commentary from the staff. Also featured is a special collection of the characters in alternative outfits, such as those worn in the SPLASH FREE ending, along with character profiles.

The book was later followed by a sequel, Free!-Eternal Summer- Rediscovery Book. As the name implies, this sequel contains similar content to the first Rediscovery Book but focuses on the series' second season, Free!-Eternal Summer-.