Halkenburg Hui Guo Rou

Halkenburg Hui Guo Rou (ハルケンブルグ＝ホイコーロ, Harukenburugu Hoikōro) is the ninth prince of Kakin and the son of his father's second wife, Droisulle.

Appearance
Halkenburg has a set of sharp curly hair, shared with his sisters Camilla and Tubeppa and brother Luzurus, and sideburns of the same color. He has a mashed-in nose. His first appearance sees him wearing a suit.

Personality
He has a poor relationship with his mother and two sisters, and finds the only person he likes to be his brother Tserriednich.

Background
While in grade school, he was admitted to boarding school. The isolation caused rumours of him being exiled or hiding from assassins arose. He posted on Facebox that the only one who understood him was Tserriednich. At age 15, he skipped grades to attend the world's most prestigious university: Miwall. He studied physics there and also won archery world championships.

Dark Continent Expedition arc
Kurapika researches him because he believes that he can get close to Tserriednich via Halkenburg. However, he realizes that Halkenburg may be difficult to deal with, so he decides to go with the other candidate.