The last season of Is the Order a Rabbit? Came out back in 2015, with the first season being the year before in 2014. Although we shouldn’t forget the Special hour long episode that released in 2017 that had a japan only theater release. Now the 4-panel comedy manga series is going to have an anime OVA later this year and the third season in 2020.
Released in japan under the Japanese title Gochuumon wa Usagi Desu ka? which basically translate to the English name. This anime is simply about Highschool girls working at Rabbit House cafe. Being a Comedy and Slice of Life, it is mostly a cute girls do cute things type of show.