Yukina

Serving as a vital member of the Hayajiro "Koutetsujou" crew, this reserved yet deeply dependable individual balances a calm demeanor with a fierce, passionate work ethic. Though often dismissed as a mere trainee, her immense skill and physical strength allow her to master heavy machinery and outperform veteran drivers. While she frequently takes a commanding role when bossing Sukari around, her stern exterior hides a caring nature and a subtle affection for her companion.