|Name||Niigi Gorgeous Blue|
|First Appearance||Shikigami no Shiro II|
|Voice Actor||Akiko Yajima (II)|
Niigi Gorgeous Blue (shortened to Niigi G.B) is a character in the Shikigami no Shiro series and is a playable character in Shikigami no Shiro II. In Shikigami no Shiro III, she was replaced by two new characters, Reika Kirishima and Nagino Ise, whom share similar shot type and shikigami/bomb attacks respectively. She owns a pet cat known as Greater Manekineko, who assists her in performing certain attacks.
A girl who came to "this world" looking for a certain man who was her senior. Her true identity is Yumi Araigi from Alfa System's other game Gunparade March ("Niigi" is an alternative reading of Araigi). Hyuga has taken a liking to her after she saved Hyuga from an attack by the Septentrion. In her ending, she meets the man she was searching for and they leave to another world together.
|Protagonists||Kohtaro Kuga · Sayo Yuuki · Gennojo Hyuga · Fumiko Odette Van Stein (Chibi) · Kim Dae-jeong · Niigi Gorgeous Blue · Roger Sasuke · Emilio Stanburke · Batu Harai · Mihee Kim · Reika Kirishima · Nagino Ise · Munchausen · Tagami|
|Supporting Characters||Sazae · Greater Manekineko · Moonsong · Devourer · Strider|
|Antagonists||Aku Miyoko · Juu Fujishima · Aku Hiroshi · Aku Bauman · Shoujo · Arala Cran · Anolegos Dundeon · Ajo Brothers · Yukari Horiguchi · Shintaro Kuga · Shikou Mibuya · Freedom Wind · Kagachi · Tsukiko Johjima|