A primary school boy who pilots the Shinkalion E5 Hayabusa. He is a massive railway otaku and the protagonist. His catchphrase is "I'm a man who keeps his word and stays on schedule!"

A primary school boy who pilots the Shinkalion E6 Komachi. He has a cool personality. His catchphrase is "I've got the gist of it," and he is often the first to grasp a situation.

A primary school boy who pilots the Shinkalion E7 Kagayaki. He is a geography enthusiast with a hot-blooded personality. His catchphrase is "It is absolutely [adjective]!"

A primary school girl who claims to be Japan's number one YouTuber. she uploads many "Elementary Schooler Tries [Something]" style videos.

Hayato's father, based at the Kyoto branch. He previously piloted the Shinkalion 500 Kodama, but currently serves as the driver for the Shinkalion Doctor Yellow.

Hayato's assistant and partner robot. Built as the conductor robot for the E5 Hayabusa, he speaks in a formal conductor's tone.

A woman who works in the command room at the Shinkalion base.

Ryuji's younger brother and the driver of the Shinkalion N700A Nozomi. He has a massive appetite and is a karate expert who won the Tokai Karate Tournament.

Tatsumi's older brother. He used to pilot the N700A Nozomi but has since become the driver for Doctor Yellow.

Hayato's younger sister. Her catchphrase is "...is how it is," and she refers to her family members as "Mommy," "Bro," and "Daddy."