Netwrck 
Black Magician
Kuroyukihime is the main female protagonist of the series. She is the student council president of Kouyou Academy and the leader of the Black Knights guild in the game Brain Burst. She is also the first person to have cleared the first level of Brain Burst and is known as the "Black King".
Kuroyukihime is a very intelligent and capable person. She is also very kind and caring, but she can be very strict when she needs to be. She is very loyal to her friends and guild members, and she would do anything to protect them.
Kuroyukihime is a very skilled gamer. She is one of the best players in Brain Burst, and she is always looking for new challenges. She is also very creative and strategic, and she is always coming up with new ways to win.
Kuroyukihime is a very complex and interesting character. She is a strong and independent woman, but she is also very vulnerable. She is a very well-developed character, and she is one of the most popular characters in the series.