UNtoinette Profile and Facts
UNtoinette (アントワネット) is a four-member Japanese boy group produced by Madou Masawo and Otogi Mio. The group consists of Madou Masawo, Kouduki You, Otogi Mio, and Inukai Yuta. They debuted on August 29, 2023. They originally debuted under the name Vice Antionette (ヴィス・アントワネット).
Group Name Meaning: N/A
Official Greeting: N/A
Group Concept: Marie Antoinette
UNtoinette Official Fandom Name: N/A
UNtoinette Official Color: N/A
UNtoinette Official Logo:
Official SNS:
Website: untoinette.com
X: @UNtoinette
YouTube: @untoinette
UNtoinette Member Profiles:
Masawo
Stage Name: Madou Masawo (磨童まさを)
Birth Name: Kosaka Masato (小坂真郷)
Position: Producer, Songwriter
Birthdate: August 29, 1988
Zodiac Sign: Virgo
Chinese Zodiac Sign: Dragon
Height: 166cm (5’4″)
Weight: N/A
Blood Type: O
MBTI Type: N/A
Nationality: Japanese
Representative Color: Vert
Instagram: @masawo_untoinette
X: @Mado_UNtoinette
TikTok: @masawo_untoinette
Masawo Facts:
– He is a founding member.
– He was born in Akita, Japan.
– Top 5 Vice Antoinette songs: 1. White germanium, 2. Mrs. Elisabeth, 3. Antoinette cheri, 4. transcendence dependence refrain, 5. Le Tsu a Ku.
– His father played in Nippon Pro Baseball and for the Japanese national team.
– He is a former member of of EREMES, Kaitou Sentai Nusumunger, Senmetsu Desperado, and Shuuen Desperado, and PRISTAR.
You
Stage Name: Kouduki You (紅月耀)
Birth Name: N/A
Birthdate: September 9, 2001
Zodiac Sign: Virgo
Chinese Zodiac Sign: Snake
Height: N/A
Weight: N/A
Blood Type: AB
MBTI Type: N/A
Nationality: Japanese
Representative Color: Rouge
Instagram: @you_viceat
X: @You_UNtoinette
TikTok: @you_viceat
You Facts:
– He is a founding member.
– He was a former member of Rizu, Kousai☆RaveL, JYANOME, and Jeoljang Minerva.
Mio
Stage Name: Otogi Mio (御伽みお)
Birth Name: N/A
Position: Producer
Birthdate: January 25, –
Zodiac Sign: Aquarius
Height: N/A
Weight: N/A
Blood Type: N/A
MBTI Type: N/A
Nationality: Japanese
Representative Color: Noir
Instagram: @m.de_vill
X: @Mio_UNtoinette
TikTok: @m_llodxxx
Mio Facts:
– He is a founding member.
– He has a sister and has done a live with her.
– He is the producer of the male concafe “Chagrin cafe”.
– He was a former member of Senmetsu Desperado and Shuuen Desperado.
Yuta
Stage Name: Inukai Yuta (犬甘ゆうた)
Birth Name: N/A
Birthdate: N/A
Height: N/A
Weight: N/A
Blood Type: N/A
MBTI Type: N/A
Nationality: Japanese
Representative Color: Rose
X: @Yuta_UNtoinette
Yuta Facts:
– He joined the group on July 17, 2025.
Former Members:
Rynk
Stage Name: Mahoroba Rynk (幻羽りんく)
Birth Name: N/A
Birthdate: April 19, –
Zodiac Sign: Aries
Height: N/A
Weight: N/A
Blood Type: N/A
MBTI Type: N/A
Nationality: Japanese
Representative Color: Bleu
Rynk Facts:
– He was a founding member.
– He was fired on February 28, 2024.
– He was a former member of Diement., Resist, Niwaka Ame, and GRIMOIRE.
– He is currently the vocalist for STRESS COMPANY.
Vivi
Stage Name: Shizaki Vivi (紫咲びび)
Birth Name: N/A
Birthdate: April 7, –
Zodiac Sign: Aries
Height: N/A
Weight: N/A
Blood Type: N/A
MBTI Type: N/A
Nationality: Japanese
Representative Color: Violet
Vivi Facts:
– He was a founding member.
– He was fired on November 5, 2024.
– He was a former vocalist of TOYBOX.
Ren
Stage Name: Hirai Ren (悲藍れん)
Birth Name: N/A
Birthdate: March 18, –
Zodiac Sign: Pisces
Height: N/A
Weight: N/A
Blood Type: N/A
MBTI Type: N/A
Nationality: Japanese
Representative Color: Bleu Clair
Ren Facts:
– He joined the group on June 8, 2024.
– He left the group on May 22, 2025.
– This is his first time as an idol.
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Latest Official Release:
Who is your UNtoinette oshi? Do you know more facts about them? Feel free to comment below. 🙂
