Cerulean Runner is a very ambitious person, who has his eyes on becoming a sword master. However, his voice betrays his youth.
Cerulean Runner was part of the six-legion army attacking Inti to save the Kings. He used the opportunity to get an autograph from Heliosphere.
Cerulean Runner is a cerulean Duel Avatar, who has Japanese-style armor. However, he wears jingasa, a conical hat that makes him look like a standard foot soldier.
However, he is the fastest member of Leonids, and Cobalt Blade believes he can utilize this to create an interesting sword style.
- Unnamed Japanese sword – This Enhanced Armament is Cerulean Runner's main weapon, and takes the form of a small Japanese sword, probably a wakizashi.
- Cerulean Runner is a fan of Heliosphere, and Blaze Heart in particular.
- Accel World Volume 24 Chapter 9