Shigatsu wa Kimi no Uso: Moments
English name: Your Lie in April: Moments
Type: OVA, Episodes: 1
Aired: May 15, 2015
Studio: A-1 Pictures
Source: Manga
Rating: PG-13 - Teens 13 or older
Synopsis:
OVA bundled with the 11th Shigatsu wa Kimi no Uso manga volume.

The OVA will focus on Kousei, Emi, and Takeshi when they were younger, showing their troubles during their competitions and the beginning of their rivalry.

(Source: Shigatsu wa Kimi no Uso Wikia)