Lagrange: The Flower of Rin-ne (輪廻のラグランジェ Flower declaration of your heart Rinne no Raguranje) is a 2012 Japanese anime television series produced by Xebec and Production I.G. Set in Kamogawa, the series revolves around a girl named Madoka Kyouno who is one day approached by an alien girl named Lan and begins piloting a strange aircraft known as a Vox Unit.
The first season of the anime by Production I.G and Xebec aired in Japan from January 8, 2012 to March 24, 2012. The first episode was pre-aired on January 1, 2012. A second season aired in Japan between July 1, 2012 and September 23, 2012. The anime has been licensed for streaming in North America by Viz Media and in the UK by Anime on Demand. The respective opening and ending themes are "Try Unite!" and "Hello!", both performed by Megumi Nakajima. For the second season, the opening theme is "Marble" (マーブル Māburu) by Nakajima whilst the ending themes are "Jersey Club Spirit!" (ジャージ部魂 Jāji-bu Tamashī) by Kaori Ishihara, Asami Seto and Ai Kayano and "Don't Forget Me" (忘れないよ。 Wasurenai yo) by Nakajima. An original video animation, titled Rinne no Lagrange: Kamogawa Days (輪廻のラグランジェ: 鴨川デイズ Rinne no Reguranje: Kamogawa Deizu), was released alongside a PlayStation 3 game on Blu-ray Hybrid Disc on August 23, 2012, having previously received an advance screening in ten theaters on June 23, 2012.