Ryuken Kouno
Leon Souryuu 8
Kanji 紅野 リュウケン 龍剣
白詠 リュウケン
Romaji Kouno Ryuuken
Shiroei Ryuken
Dubbed Ryuken Kouno
Ryuken Shima
Character Profile
Gender Male ♂
Age 14 「EC
15-16 「SC
Hair Color Blonde
Eye Color Purple
Occupation/s Athlete
Status Alive
First Appearance EC006
Japanese CV Daichi Kanbara
English CV Zachary Bennett

Ryuken Kouno is another character appears in B-Daman Firemerge, along with his sister, Rimai. He's the second eldest son of Ryan Shima and Raine Kuromi, Ryukai's younger brother, Rimai and Rinne's older brother and Gyro and Tsukasa's nephew.


Kouno (紅野) - Red Field or Wild/Plain Red

Ryuken (リュウケン -龍剣-) - Dragon Sword

Shiroei (白詠) - White Wings


Ryuken is a young handsome and tall young man with blonde hair and purple eyes. Ryuken always seen in wearing a white dress coat with blue collar that high neck and cuffs, yellow & red accents.

Underneath the coat, he wears a skinny blue shirt when take it off if necessary and white pants. He also wears ankle length white boots with colored cuffs that matches the coat.

When performing BLACK DIAMOND, he wears another version of his clothes; the same white dress coat with black and silver accents & cuffs & collar. He also wears the matching colored boots and sunglasses.

He also has a thin chain necklace with rectangle silver pendant that often tucks in his coat.


Ryuken is a brother-like figure to Riki and his friends; he usually gets along well with Basara. Ryuken loves and excels at all sports.

During his time with Riki and his friends and carries the responsibility of training them and being Basara’s friend.

He’s mature, calm and caring young man; despite this he's actually passionate. He’s kinda protective of Rimai due Novu’s affection to her same as Ryukai to Rinne. He’s loves music too.

Guardian Character

Like normal children and most of the Guardians, Ryuken has a Guardian Character which he desire for.

「Coming soon...」

Abilities & Power

「Coming soon...」


  • He's a character from Cardfight Vanguard.
  • Ryuken was originally to planned to be outgoing and hyper boy.
  • Rinne, Ryukai, Ryuma, Rimai, Ryan (Reiyuu in Japanese) and Raine is a family that loves music and their names start with R.
  • Ryuken and her siblings all use dragon type b-damans.
  • He's birthday is one 7th June and Zodiac Sign is Gemini.

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