Blackstar.

Blackstar. is a short story that is part of an anthology of short stories based on the Thus Spoke Kishibe Rohan series. It was written by Ryo Yoshigami (吉上 亮) and published by Shueisha. Blackstar. was included with the August 2017 issue of Ultra Jump to coincide with the eighth episode release of the Thus Spoke Kishibe Rohan series. It was then compiled in a collection with four other stories, which released for sale on June 19, 2018.