Ruiko Saten

Japanese Name 佐天涙子
Romaji Name Saten Ruiko
Series Toaru Kagaku no Railgun
Age 12-13
Height 160 cm
Date of Birth
Blood Type

Ruiko Saten – A spirited character from “Toaru Kagaku no Railgun


Ruiko Saten, a character from the anime series “Toaru Kagaku no Railgun”, is known for her cheerful and friendly personality. She is portrayed as a spirited and outgoing individual who brings a lively energy to the story. Despite being a level 0 Esper, which means she has no apparent psychic powers, Ruiko maintains a positive outlook and accepts her abilities (or lack thereof) with grace. She is often seen wearing a flower on the left side of her hair and is known for her shameless antics, such as playfully flipping up her friend Uiharu’s skirt in public.


Ruiko Saten is a student at Sakugawa Middle School in Academy City. She first appears in the “Toaru Kagaku no Railgun” manga and anime series, and also makes cameo appearances in the “Toaru Majutsu no Index” light novel series. Ruiko’s character is mainly featured in the side stories of “Toaru Kagaku no Railgun”, where she plays a major role. Throughout the series, she develops deep friendships and experiences various adventures with her classmates.


Ruiko Saten has a height of 160 cm, which is considered average for her age. She is often depicted in her school uniform, which consists of a white shirt, a blue skirt, and a red bow tie. Her most distinctive feature is the flower she wears on the left side of her hair, which adds a touch of charm to her appearance. Ruiko’s design reflects her lively and energetic personality, further emphasizing her role as the spirited character she is known for.


As a level 0 Esper, Ruiko Saten does not possess any supernatural powers like her peers in Academy City. However, her lack of abilities does not hinder her enthusiasm and determination. She is resourceful and witty, often finding creative solutions to overcome challenges. Despite her lack of psychic powers, Ruiko proves to be a valuable member of the group, contributing with her unwavering support and friendship.


Ruiko Saten originated in the world of “Toaru Kagaku no Railgun”, a spin-off series of the larger “Toaru Majutsu no Index” franchise. Created by Kazuma Kamachi, the series explores the lives of espers in Academy City, a technologically advanced city where supernatural abilities are commonplace. Ruiko’s character plays a significant role in the narrative, adding depth and a sense of camaraderie to the story as she faces challenges and adventures alongside her friends.

Ruiko Saten – FAQ

Who is Ruiko Saten?

Ruiko Saten is a fictional character from the anime and manga series “Toaru Kagaku no Railgun”, also known as “A Certain Scientific Railgun”. She is a supporting character and a close friend of the protagonist, Mikoto Misaka.

What is Ruiko Saten’s role in “Toaru Kagaku no Railgun”?

Ruiko Saten is a supporting character in “Toaru Kagaku no Railgun”. She is a member of Judgment, a student-run organization that maintains law and order in Academy City. Although she lacks any supernatural powers, she provides a human perspective to the events unfolding around her.

Does Ruiko Saten have any special powers?

No, Ruiko Saten does not have any special abilities or esper powers like many other characters in “Toaru Kagaku no Railgun”. However, she is skilled in hand-to-hand combat and is an accomplished athlete.

What is Ruiko Saten’s personality like?

Ruiko Saten is portrayed as an energetic, cheerful, and friendly character. She is often portrayed as the voice of reason among her group of friends and has a strong sense of justice. Ruiko is shown to be caring and supportive of her friends and is always willing to help them when they are in need.

What is Ruiko Saten’s relationship to the other characters?

Ruiko Saten is a close friend of Mikoto Misaka, the main protagonist of “Toaru Kagaku no Railgun”. She is also friends with Kuroko Shirai, Uiharu Kazari, and other members of Judgment. Ruiko shares a strong bond with her friends and is often seen participating in various activities and adventures with them.

Are there any major arcs involving Ruiko Saten?

While Ruiko Saten does not have any major arcs centered around her character, she plays a crucial role in supporting the main story and the development of other characters. She is involved in several smaller storylines, often providing insight and contributing to the overall plot of Toaru Kagaku no Railgun.