Eiji Sumida is a high-energy male high school student who joined the Spring Troupe Ensemble via the internet, instantly becoming a mood-maker with his cheerful and lively personality.
Age: 16 years old
Height: 171 cm
Birthday: April 5 (Aries)
Blood type: O
Eiji is always seen with a vibrant, upbeat expression that matches his energetic demeanor.
Eiji is incredibly cheerful and quick to get excited, often raising the atmosphere wherever he goes.
He has a laid-back, somewhat “playful” vibe that matches his simple vocabulary and lively nature.
His enthusiasm is infectious, and he naturally lifts the group's spirits as their mood-maker.
He tends to speak using exclamation marks, questions, or musical notes in about 80% of his lines—his energy knows no limits!
Eiji, a second-year student at Kyukon High School, discovered the ensemble casting call online.
He was captivated by the costumes ever since he saw the troupe's poster and refers to their magic as “amazing.”
His impulsive excitement has led him to become more than just a fan—he aspires to be an apprentice to Yuki Rurikawa, the costume designer.
Eiji brings energy and enthusiasm to every performance, often raising everyone's morale.
His quick reactions sometimes lead to him overdoing things, such as accidentally tearing scripts due to his excitement.
He’s currently working hard to master tying a necktie for fast costume changes, trying to avoid scolding from Yuki.
He refers to Izumi Tachibana, the Director, as either "Director" or "Director-san."
He affectionately calls Yuki Rurikawa “Yuki-chan” because of his admiration for Yuki’s costumes.
Others in the troupe use “Eiji-kun” when talking to him, showing their friendly attitude.
His hobby is karaoke, which suits his energy and love for expressing himself.
He does not have a designated motif flower.
Nearly all of his lines contain some form of excitement punctuation, reflecting his spontaneous personality.
He was drawn into theatre by the costumes, and is particularly a superfan of Yuki’s designs.
He sometimes gets in trouble during quick changes due to his struggles with necktie-tying.
“Seriously! Yes, I did it. I’m going to watch! Wow, my excitement just went through the roof!”
He often exclaims about the “magic” of costumes, revealing his passionate side.
Joining the Ensemble
Eiji first learns about the troupe's casting via an internet site and decides to audition.
He is quickly swept up in the world of theatre, not just as a performer but as an admirer of stage costumes.
His Role in the Troupe
On seeing the troupe's poster, Eiji falls in love with the elaborate costumes.
His enthusiasm earns him a spot among the ensemble, where he is soon eager to learn from Yuki Rurikawa.
Eiji sets out to master all the skills necessary for performing, even aiming to tie his own necktie quickly to keep up with costume changes.
Eiji Sumida’s voice actor is Yuta Aoki.
He is warmly recognized among fans for his easy-going attitude and expressive nature.
He adds a unique charm to the Spring Troupe with his unstoppable energy and honest talent.
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