Subaru
A star of Byakko
Subaru is a star of Byakko also associated with the Pleiades. Hungry for attention, it joins the other stars in carrying off the Hero and tries to enter their body despite their refusal. Even after being expelled, Subaru sneaks back in and protests when the Hero threatens a restraining order.
Sources
Amefuri's account · Amefuri's quests · White Tiger Point map