The anime is streaming in Japan only on Amazon Prime Video starting at the same time as the Sun TV premiere.
The finale of the arc appears in the manga’s 10th compiled book volume that will ship on Saturday.
The manga debuted in Kadokawa’s Samurai Ace magazine in 2013, and moved in 2014 onto Kadokawa’s ComicWalker app.
The 12-episode anime premiered on Sun TV on July 10 at 24:30 (effectively July 11 at 12:30 a.m.), before later airing on Tokyo MX, KBS Kyoto, TV Aichi, TVQ Broadcasting Kyushu, and BS11.