Mangas

As the title indicates, it's a collaboration project with the FFXIV game. Main story seems to be Saki, Nodoka and Tacos travel to the world of FFXIV (as their game avatars) to play mahjong.
Saki-Biyori -  Saki Hiyori
Saki-Biyori - Otona no Maki -  咲日和 ~鶴賀の巻(BG版)~ -  Saki-Biyori: The Adults' Story (BG Edition)