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Ryuumi Sendou
Race Human (Diva)
Nicknames Ryuuma Sendou (real name)
Dragon Diva
Crossdressing Diva (By Theresa)
Hair Color Brown
Eye Color Red
Equipment Dragon Song
Personal Status
Relatives Mr. Sendou (Father)
Ms. Sendou (Mother)
Affiliations Grand Order Academy
High Slayers
Status Alive
Dragons, please hear my song! Your Diva give you an order!

–Ryuumi Sendou, Before he humming his Dragon Song

Ryuumi Sendou is main protagonist of Highschool DXDress: Dragon Diva. He's crossdressing boy as his original name is Ryuuma Sendou. He's second-year student of Grand Order Academy and  Rookie Exorcist in team High Slayers.



Ryuuma Sendou before he crossdress and changes his name to Ryuumi

Ryuumi after dressed by Mary.

Before attend school in Grand Order Ryuumi has short hair and Red eyes, He wears white shirt

Personality Edit

Ryuumi is caring and kind-hearted person.


Before joining Grand Order,  Ryuuma Sendou just street Sopranista Singer. He had been studying overseas for the past year and came back to Japan a month early for vacation to surprise his parents. However, they were gone for a trip and were having the house fully renovated while away, so he ended up without a place to stay. After deciding to live alone for the month, he met a girl named Mary by chance when she heard him sing at the park. She told him that she had been looking for someone who could sing like him and wanted him to come to her school to join High Slayer a group of Girls Exorcist. Even though he was troubled at the sudden request, he wasn’t able to turn her down and ended up at Grand Order Academy, a European-style girls’ school.

“W-Wait! D-Didn’t I tell you I’m a boy?”

“But with your looks and voice…” 

His complaints fell on deaf ears and after being dressed up in girls’ clothes, he was surprised when he looked in the mirror and heard about how dangerous Devils and Fallen Angels are. Ryuuma agreed to attend Grand Order Academy as a girl, Ryuumi, and joining High Slayer.

Abilities Edit

Immense Endurance: Despite being human Ryuumi shown has an impressive amount of Endurance.


Dragon Song: Ryuumi's Sacred Gear, likes Gasper's Balor View it hasn't physical appearance due it located inside Ryuumi's Vocal Cord.  Dragon song grants the user an ability to summon Dragons.

  • Salamander Solo: One of Dragon Song Abilities Allow him to summon Supreme Flame Dragon Salamander.
  • Echidna Rondo: One of Dragon Song abilities, allow Ryuumi to summon Venom Fang Dragon Echidna.
  • Great Red Concerto: One of Dragon Song abilities, allow Ryuumi to Summon True Red Dragon God Emperor, Great Red. Yet, in cost of his stamina and his lifespan, so Ryuumi only use it in critical situation.


"Never underestimate me..." Ryuumi to Kagura


  • Ryuumi model based from Tsukahara Izumi from Otome Ga kanaderu Koi no Aria.