By: Lewis Carlan
On Dec. 24th, Cosmic Angels unit member Yuna Mizamori shocked the pro-wrestling world as she dethroned Mei Seira for the STARDOM High Speed Championship. Seira had held the title for an incredible 514 days before here reign came to crashing halt at STARDOM Year-End X’Mas Night 2025 as Mizamori became the new champion.

Photo Credit: STARDOM
The victory over Seira gave Mizamori her first ever title for STARDOM as she has been with the promotion for three years. Immediately following her championship win, Mizamori had these heartfelt in-ring comments as she addressed the crowd:
From Yuna Mizamori
“There were difficult times when I was in the dark and couldn’t see what the future held, but I met Kozuen, then everyone, and then I met pro wrestling, and my life changed a lot! Poi-san and Tamu-san, we did it.” (Translated via Google Translate)
Later on, after all was said and done, Mizamori released the following comment below.
From Yuna Mizamori:
“I became the 28th High-Speed Champion. Everyone’s belief in me really touched me. Thank you so much!”
In addition to her own comments, numerous stars offered their congratulations to the new High Speed Champion. (Translated via Google Translate)
From Hirooki Goto;
“Everything comes from daily effort… You’ve done a great job. That’s wonderful!!” (Translated via Google Translate)
From Natsupoi:
“Yunamon, once again, congratulations on winning the belt! And thank you for all the moving moments. I’m so happy that Yunamon was rewarded. I really respect you. I’m sure there are many people who have been inspired by your example. I’m one of them. Thank you. (Translated via Google Translate)”
From Saori Anou:
“Congratulations Yunamon. Yunamon has always kept moving forward straight. Your eyes were so beautiful yesterday before you entered the ring. You gave me courage. Congratulations so much.” (Translated via Google Translate)
From Aya Sakura:
“Congratulations to Yunamon on being crowned the High Speed Champion. I was moved by the way you continued to run, never stopping even when it was tough or difficult. Yunamon’s fighting spirit gave me a lot of courage. Sakura and the others may follow suit.” (Translated via Google Translate)
Yuna Mizamori’s first defense of her High Speed Title will come against Yuki Mashiro after Mashiro challenged the new champion for her belt.
Date:
December 27, 2025
Category:
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