S1OVA6 The Iwatobi Family!

The Iwatobi Family! (岩鳶家の一族！Iwatobi-ka no Ichizoku!) is the sixth original unaired short movie that came with Free! vol.5, which was released on January 8, 2014.

Synopsis
Rin Matsuoka observes the members of the Iwatobi Swim Club doing handstands in the water.

Characters
List of characters in order of appearance:
 * Rei Ryugazaki
 * Nagisa Hazuki
 * Haruka Nanase
 * Makoto Tachibana
 * Rin Matsuoka

Trivia

 * Prior to Free!'s English DVD release by Funimation the episode was called 'The Iwatobi Clan!' in English