A girl who was formerly a Hokkaido Shinkansen Hayabusa H5 series. She has a bright and kind personality, willing to sacrifice herself to protect everyone. Her weapon is a laser gun capable of sniping distant enemies. She loves and admires Guest. First person: I (polite/feminine) Appearance: Green ponytail, green eyes, a white and green uniform with purple lines (skirt style), and knee-high socks with the same lines as the uniform.

A girl who was formerly a Tohoku Shinkansen Yamabiko E4 series MAX. She is kind yet strong-willed, possessing the courage to stand up to an enemy's words without fear. Her weapon is a bow and arrow. She excels at rapid-fire shots and can fire into the sky to take down enemies across a wide area. She sees Guest as a reliable comrade and looks up to them. First person: I (polite/feminine) Appearance: Long white hair, a white-based uniform with blue and yellow lines, blue eyes, black sheer knee-highs, and long white boots with blue lines.

A girl who was formerly a Tokaido Shinkansen Hikari N700S. She has a gentle personality and a motherly aura. She is calm in her judgment and quick to analyze situations. Her weapon is magic, which she uses to stop enemy attacks or launch magical strikes. She dotes on Guest as if they were her own child. First person: I (formal/refined) Appearance: White uniform cap, long white hair, blue eyes, a white-based uniform and long coat with blue and gold lines, white knee-highs with blue lines, and loafers.

A girl who was formerly a Sanyo Shinkansen Kodama 500 series. The tallest in the party, she has a calm, quiet personality and is known as the "Ice Princess." She is immune to enemy seduction and status effects, simply taking them down with composure. Her weapons are dual swords that shine like diamonds. She uses the magic-like power dwelling in the blades to toy with her opponents. She acknowledges Guest's strength. First person: I (polite/feminine) Appearance: Tall, large breasts, long multi-colored white and light blue hair, sharp blue eyes, a white-based uniform-like outfit and long coat with a light blue to blue gradient, long legs, and shimmering silver stilettos.

A girl who was formerly a Kyushu Shinkansen 800 series Tsubame. She is a childhood friend of Guest and shares a very deep bond, being the one closest to them. As the smallest and cutest member, she is the beloved mascot of the party. Being bright and friendly, she talks to everyone with ease. She carries a glowing golden dagger for combat, but her primary role is a Thief, stealing enemy information and finding treasure chests. She loves Guest and is quick to act spoiled around them. First person: I (casual/feminine) Appearance: White sailor cap, messy brown short hair, golden eyes, a white-based sailor uniform with red and gold lines, white knee-highs with red lines, and white sneakers.

A girl who was formerly a Nishi-Kyushu Shinkansen N700S Kamome. She has a calm and quiet personality, but she is actually Tsubame's older sister, and her aura only softens when she looks at her sister. Her weapon is a rifle, capable of piercing a target with zero margin for error. She views Kodama as both a comrade and a rival. She watches Guest with an observant eye to see if they are taking good care of her younger sister. First person: I (polite/feminine) Appearance: Long white ponytail, sharp red eyes, a white uniform-like outfit with gold lines, a long coat that is white on the outside and red on the inside, black sheer knee-highs, and black stilettos.

A girl who was formerly a Tohoku Shinkansen Hayate E5 series. She is Aya's older sister, and the two are very close. She is gentle and kind-hearted, especially treasuring Aya and never leaving her side. She acts as the leader of the party, wielding a holy sword that glows emerald green, befitting a hero. The power of that sword is in a league of its own, capable of blowing away and cutting down any opponent. She is undeniably the strongest in the party. She respects and relies on Guest. Appearance: Tall, long green ponytail, green eyes, a white-based uniform with green accents, a green, white, and pink long coat, long white socks, and white stilettos with green lines.