Galileo Galilei (ガリレオ・ガリレイ) is a Japanese indie rock band from Wakkanai, Hokkaido who debuted in 2008 after winning the teenage audition festival “Senkou Riot”.
In 2009, The band signed with SME Records and released their debut song “Hamanasu no Hana” the next year which marked over 1 million downloads.
Their music has been featured as the theme song for various anime, such as "Aoi Shiori" (青い栞, Blue Bookmark) for Anohana, "Asu e" (明日へ, "To Tomorrow") for Mobile Suit Gundam AGE, Natsuzora (夏空) for Big Windup!
[6] In September of that same year, they announced on their website that they will be performing the opening theme, "Asu e" for the sci-fi anime series Mobile Suit Gundam AGE.
On 27 June, 2013, it was announced that Galileo Galilei would be releasing a new single, "Circle Game," which will be the theme song for the movie version of the anime Anohana.