Blossom
Type: Music, Episodes: 1
Aired: Mar 24, 2012
Studio: Ordet
Source: Original
Rating: G - All Ages
Synopsis:
Blossom is a short work of animation set to music. It is dedicated to memory of Japan's 3/11 Tohoku earthquake and tsunami disaster that "reminds us not to forget those who were directly affected." 

(Source: Crunchyroll News)