Luo Kunzhan (羅坤展) is a student of Jie Long Seventh Institute.
Luo is described to be similar to Song in terms of body shape and age but has his black hair (dark red in the anime) clipped short instead. He is also mentioned to have an honest look. Song wields a metal club around two meters long.
Luo is honorable, fighting head on against Julis. After their match, he even visited Ayato and Julis along with Song to offer their congratulations.
Weapon: Luo is skilled in wielding his metal club as he was able to easily counter Julis' attacks.
Genestellar (星脈世代): As a Genestellar, Luo has enhanced physical ability and an aura known as prana.