Got this from /jp/.
"The happy, ever-smiling air-head girl"
[RED] Tsubame Ohse
CV: Mariko Takeda
A girl who spent the majority of her middle school days hospitalized due to illness. She learned from that experience and does her best to remain positive no matter how tough things get. She's a huge fan of the popular artist FreyMENOW and came to Tokyo alone in order to see his performances. However...
"Former Kendo girl and the first Trinary"
[BLUE] Ayami Kunimasa
CV: Mitsuki Nakae
She takes her role as manager for Trinary seriously, going out of her way to take care of the others. During high-school she participated in the Kendo club. She was skilled enough at the time to represent Japan at the World Championships. She likes bicycle touring as a hobby, and her friends call her "Aya".
"A crack-shot that hates to lose"
[GREEN] Gabriella Lotluinska
CV: Yuki Yagi
She's a military brat obssessed with winning and losing. She is very strict with herself and everyone else around her, and expects nothing the best in everything she does. She is the youngest of the Trinaries, and uses a variety of guns in battle. She is often called "Gab" or "Gabbie".
"A mysterious, Tosa-ben speaking live-wire hacker"
[PURPLE] Miyabi Koigasaki
CV: Ami Hagihara
Be it hacking, programming, or anything else, she's obssessed with and skilled with computers. She can cook too, if it's Japanese food. Born in Kochi prefecture, she mainly speaks in Tosa-ben, but uses a lot of IT and Networking jargon as well.
"A devlishly deceptive girl"
[YELLOW] Kagura Uzuki
CV: Emi Hirayama
While polite and hard working, she's also a bit clumsy and scattered at times. She joined the Trinary squad at the same time as Tsubame, and they're pretty close. The reality is that this easy-going girl wants to be a magical girl, and is a serious light-novel and video game otaku.