According to the official Touken Ranbu TV anime site http://touken-anime.com/ there will be a TV anime of the popular webbrowser game Touken Ranbu Online by DMM Games that will premiere in 2017. The TV anime planned for 2017 will be created by studio Ufotable.
This autumn an anime project named Touken Ranbu: Hanamaru is already in the production (see official webpage http://touken-hanamaru.jp/) that focus on swords Kashu Kiyomitsu and Yamatonokami Yasusada produced by TOHO animation and created by studio Doga Kobo. Touken Ranbu: Hanamaru is planned to air autumn 2016.
At AnimeJapan 2016 following trailer was shown of the two upcomming projects:
A new key visual for the Touken Ranbu: Hanamaru anime project and a new trailer has been released on the official webpage:
Touken Ranbu is an online webbrowser game starring famous japanese swords in their human forms. The purpose of the game is to collect all your favourite swords and make them stronger to be able to clear all the levels of the game.