A new arc to complete the story of ReLIFE's television anime has taken the green light. The anime will receive four new episodes, which will be released in March 2018 on Blu-ray and DVD. The story will continue after the end of the 13th episode until the end of Arata Kaizaki's ReLIFE experiment. 

The returning cast includes:

Kensho Ono as Arata Kaizaki

Ai Kayano as Chizuru Hishiro

Ryohei Kimura as Ryō Yoake

Haruka Tomatsu as Rena Kariu

Yūma Uchida as Kazuomi Ōga

Reina Ueda as An Onoya

Himika Akaneya as Honoka Tamarai

Daisuke Namikawa as Nobunaga Asaji

Noriaki Sugiyama as Akira Inukai

Tomo Kosaka returns for the direction of the new anime arc and Kazuho Hyodo is in charge of the series scripts without Michiko Yokote, co-writer of the original anime series. Junko Yamanaka is once again in character design and TMS Entertainment is returning to produce the new arc with Double Eagle.

Source: animenewsnetwork.com