The debut of the Non Non Biyori: Vacation anime feature film that covers the Okinawa trip from the manga had itself a limited release that got underway on August 25th, 2018 debut.
Check out our thoughts on the Non Non Biyori and Non Non Biyori Repeat seasons as released by Sentai Filmworks. The anime is based on the manga by Atto that began in 2009 under Media Factory, which has eleven volumes so far.