The song was originally uploaded onto Niconico on January 23, 2011. It is Hachi's 18th song. It later became one of his most well known songs and one of GUMI's most popular songs. The lyrics are vague and open to interpretation, although a popular interpretation is that it's about opium addicts playing a baseball game. "Panda Hero" is one of GUMI's most popular songs, having over four million views. It is featured on the albums GUMI ROCK, OFFICIAL ORANGE, and ボーカロイド超ベスト-memories-. The song was also featured in the NicoNico Music Party in 2015.