Named after the Ketsurui Samurai Kôsuka, this nebula lies in the southwest corner of the Samurai Sector, and forms the south edge of the Plumeria's Gap with the Midori Nebula forming the northern.

In YE 38, YSS Junpu hid in the edge of the Kosuka Nebula while scanning an NMX starship. ¹⁾

This page was originally written by Wes.