Leivinia Birdway

Leivinia Birdway (レイヴィニア＝バードウェイ) is a supporting character in the special story of Toaru Majutsu no Index released on Dengeki Bunko and in Toaru Majutsu no Index: Kanzaki SS, the special story of Toaru Majutsu no Index released as an addition to the DVD and Blu-Ray releases of Toaru Kagaku no Railgun. Her full name, Leivinia Birdway, is revealed in New Testament Volume 1.

Appearance
She is a 12-year-old girl with short blonde hair, blue eyes and a petite figure who wears a pink white dress, she also is the elder sister of Patricia Birdway. She is a talented magician who has received various proposals from many organizations to join but flatly rejected them all. She encounters Touma in a random discovery of a certain organization's meeting and which involves him in a misunderstanding which makes her group to think of him to be a spy from a rival organization. She is later revealed to be the leader of the said organization, called the Dawn-colored Sunlight, despite her age.

Chronology
In the main story, she first made a cameo appearance in volume 18 as one of the listeners who queen Elizard reached using the Union Jack, and in chapter 11 of Volume 22 when she and the Dawn-colored Sunlight helped defending against Fiamma of the Right's golden hands. However, her name didn't come up until near the end of New Testament volume 1, where she kicks Touma in the groin while he was explaining magic to Accelerator and Hamazura, saying that he needs to go apologize to some girls he made cry, and took over explaining.

At Touma's house she explains the magic side to Accelerator and Shiage, while picking a fight with Fremea Seivelun.

Abilities
As a leader of Golden-style her magic creates a temple following set laws and the quality, element, and directionality of the power being used is decided on. Once that is done, Hebrew letters are used to provide imaginative power and a temporary guardian that possesses Telesma is prepared. Based on the concept of "Symbolic Weapon" suits of wands, cups, swords, and coins she can create symbolic weapons of fire, water, wind, and earth respectively.
 * Summon Explosion (召喚爆撃), using accurate intuition and measurements made by eye rather than relying on accurate theories and calculations, she is able to accurately use the right amount of Telesma to create a series of dome-shaped explosion attacks.
 * Tarot (Major arcana), Birdway is able to use major arcana tarot cards for different effects, so far she has use "Hanged Man" to transfer for one time all damage done to herself to the card.

Magic items
The Wand of Swords and Cups is her wooden wand that opens up like a flower (continuing with Haimura's theme of plant-like wands). The true extent of its power is as of yet unknown, however, she uses it during her mimicry of dawn to aid against Cendrillon's magic. It can also transform into a cup for reasons unknown. It also works even if it is broken. It may be related to the Minor Arcana, which employs swords and cups in its cards.

Design evolution
Leivinia's design remains the same since her appearance in the sidestory. Despite being twins with Patricia, Leivinia has a stark difference of design from Patricia. Haimura also designed Leivinia wearing high-heels to mark her as the elder sister.

Trivia

 * According to the interview on Kazuma Kamachi featured in "Toaru Majutsu no Index no Subete", he states that his favorite character is Birdway.
 * Despite being 12 years old, she sleeps with a nightlight.
 * She doesn't like panties with a large rabbit on them or anything spicy.
 * While the meaning behind Birdway's sorcery name is unknown, 'regnum' is Latin for 'kingdom.'

Quotes

 * (Volume 22) “Now, the time has come for a bombardment of the people, by the people, and for the people!! Let’s make this flashy, baby!!”
 * (New Testament 01) "I am Birdway. I am Leivinia Birdway of the Dawn-Colored Sunlight. As you can see, I'm the boss of a magic cabal. (...)Welcome to the entrance to a new world, children who have been made ignorant by science."