Blarouse (블라루즈, Beullarujeu; or "Boulahrouz") is a Regular. He was one of the people who travelled in Koon's bag throughout the first half of the Floor of Test. He participated in the Crown Game with his teammates Kukaku Rakukakuka and Grey, and helped Koon by attacking the other Regulars. He was then assigned to the Fisherman position. He passed the Hide-and-Seek test and also the Submerged Fish Hunt Test, which was the final test on the 2nd Floor, subsequently progressing to the next Floor with the rest of the Regulars.