Lagrange: The Flower of Rin-ne (輪廻のラグランジェ) is a Japanese anime series produced by Xebec and Production I.G and directed by Tatsuo Sato and Toshimasa Suzuki, written by Shotaro Suga, original character design by Haruyuki Morisawa and music by Saeko Suzuki & TOMISIRO.
The first season aired in Japan between January 8, 2012 and March 24, 2012 while the second season aired between July 8, 2012 and September 23, 2012 following a recap episode on July 1, 2012. Both seasons have been licensed by Viz Media in North America and Anime on Demand in the United Kingdom.