A thorough explanation of Desdeath Yoihai Ooi's profile, SNS, recommended videos, and the charm that fans talk about! [3rd place recommendation for April 2026]
This time, we will be bringing you a special feature on Ippai Owoi from the girl group "Makai Mystery Transformers -DesDesu-" who was ranked 3rd in the popular ranking for April 2026!
Oi-chan has a powerful voice that shines through, an overwhelming aura honed through a variety of experiences in bands, musicals, and theater, and an outstanding expressiveness.
In addition to her talented side, she has captivated many fans with her unique fashion sense.
So this time,Ooi-chan's profile and "favorite video" where you can enjoy her singing voice and charm all at onceIntroducing!
Furthermore,Based on the real voices of fans in the "Monthly Favorite Ranking", Ooi-chan's charms are revealed.We will deliver plenty of!
In addition, our companyAn advertising agency that supports the placement of Oshi Ads®︎ (Birthday/Support Ads)It is.
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Table of contents
Profile of Desdeath Yoihai Ooi
- Name: Ippai Ooi
- Date of birth: April 17th
- Age: Undisclosed
- Birthplace: Undisclosed
- Height: Undisclosed
- Double name: Chaos Master
Ippai Ooi-chan is a member of "Mysterious Changer -DesDes" (hereinafter referred to as "DesDes")♪
Desdes is a six-member Japanese female group."A dark hero who descended from outer space to destroy boring daily life."Currently working with the concept of🏁
We also introduce Death Death in this article, so be sure to check it out.♪
Ooi-chan is active as the main vocalist of Desdeath.
Although he is the shortest in the group and has a petite build, the powerful singing voice that radiates from his body is overwhelming and attracts many fans.🎤🎤
@desdes_owoi / I'll sing 100 songs before my one-man show. 🎶 ＼ As for the first song... Isn't just being cute enough? / CUTIE STREET #cover #I tried singing #Custom ♬ Original song - Ooi🐧Explosion of facial expressions - Hey!! ️!! ️!! ️!! ️It's you, you over there.
Actually, my brother was originallyI played guitar and vocals in a band.Looks like it's coming♪
In addition, I have experience of standing on big stages such as musicals and plays!
With the overwhelming courage and delicate expressiveness cultivated through that experience, he delivers performances that instantly draw in the hearts of the viewers.✨
Furthermore,Unique fashion sense and rich facial expressions that change all the timeis also one of the big attractions🎀
They are members with a variety of charms that the more you get to know them, the more you are drawn to them.
What about Desdeath Yoihai Ooi's X TikTok? SNS summary
Oooh, I poured hot water for 3 minutes, and in those 3 minutes, the world was doomed to end. I am an android in a sailor suit, made of ribbons, lace, and various weapons. Even if I forget the shape of a person, if I stand like a fighting person, I will look like a peony.♡ pic.twitter.com/Cg1Hfgd9bc
— oihai ooi🐧[Desdes] (@desdes_owoi) August 11, 2025
Yoihai Ooi-chan isI have opened a personal X TikTok account ⭐
In addition to off-shots and challenge videos, there are also ``playing and singing videos'' and ``singing videos'' that are full of Ooi-chan's worldview.🎤
Also, for the latest information and off-shots,Dess Death's various SNSBut it's updated all the time!
If you are interested, please follow us♪
- 🤍Yoi Cup Personal Account🤍
- ⭐X:@desdes_owoi
- ⭐TikTok:@desdes_owoi
- 🌟Group official account🌟
- ⭐X (official account):@desdes__info
- ⭐X (LIVE information account):@desdes_live
- ⭐Instagram：@desdes_info
- ⭐YouTube:@makahushigihenkakusha_desdes
Introducing Desdeath Yoihai Ooi's recommended video [Chosen by 14 fans! ]
Ooi-chan is attractive because of her solid singing ability as the main vocalist and the gap between her usual style.
From here,Recommended videos filled with Ooi-chan's charms recommended by fansIntroducing!
You can enjoy various aspects, so please check it out.✨
“Maji Matsuri” official MV
The first thing we will introduce is the official MV for “Maji Matsuri”!
Dess Death's song "Maji Matsuri" released in August 2025 is a song where you can fully enjoy Ooi-chan's powerful and core singing voice.
The vocal ability shines everywhere, and the presence that powerfully tightens the entire song is overwhelming!
It is an exciting song that is essential at live performances, and the excitement that unites the venue makes it a great song.♪
Singing video
@desdes_owoi Thank you for 2025 too #last day #Mushroom Empire #playing and singing #cover ♬ Original song - oi!! ️!! ️!! ️!! ️It's you, you over there.
@desdes_owoi Happy new year🎍🌅🐍What is everyone's favorite rock? #sing #playing and singing #you don't listen to rock #Aimyon ♬ Original song - Ooi (singing and singing) - Ooi!! ️!! ️!! ️!! ️It's you, you over there.
The second thing I would like to introduce is a video of Ooi-chan playing and singing!
Content unique to Ooi-chan, who has been a guitar and vocalist in a band.
The unpretentious singing voice with acoustic sound touches your heart.🎸
Ooi-chan, who has a gentle expression that is completely different from the group's performance, is a must-see!
“Yoiai Ooi coordinates the members”
The third thing we would like to introduce is the YouTube short video “Iwai Ooiga Coordinating Members”!
Popular content where you can fully enjoy Ooi-chan's genius fashion sense✨
The way she suggests and explains outfits that suit the members is truly a professional stylist!
This is a recommended video where you can enjoy Ooi-chan's fashion sense.📱
Dess Death What is the charm of Ooi? Three points recommended by fans
From here,Based on the voices of fans in the "Monthly Favorite Ranking", Ooi-chan's charms are revealed.Introducing carefully selected items!
Overwhelming singing ability! Vocals that touch the hearts of fans
The first thing I would like to introduce to you is Ooi-chan's "overwhelming singing ability"!
As the main vocalist of Desdeath, Ooi-chan supports the performance.
The powerful singing voice that overflows from her small body is truly unique.🎤
@desdes_owoi / I'll sing 100 songs before my one-man show. 🎶 ＼ The 4th song is... In love with the mirror / Praise #cover #In love with the mirror #praise #fyp ♬ Original song - Ooi🐧Explosion of facial expressions - Hey!! ️!! ️!! ️!! ️It's you, you over there.
@desdes_owoi @Reply to Maro / I will sing 100 songs by the time I do my one-man show. 🎶 ＼ The 6th song is... Let's fall in love / Hump Back #c#coverI tried singing #Let's fall in love #humpback ♬ Let's fall in love - Hump Back
@desdes_owoi #sing #playing and singing #supper song #tuki ♬ Original song - Ooi (singing and singing) - Ooi!! ️!! ️!! ️!! ️It's you, you over there.
The overwhelming power of expression that he has accumulated through a variety of experiences in bands, musicals, and on stage shows his true potential even in live performances!
Once you hear it, you'll never forget it, and it's a vocal that powerfully captures the hearts of fans.✊✨
Here, we would like to introduce comments received from fans.💌
- 📢Although she is shorter than the other members, she charms you with her powerful singing voice and performance that doesn't make you feel that way!
Check out her richly expressive personality, sometimes childish and cute, and sometimes cool and mature! A stylish person who loves clothes! - 📢She is the main vocalist of the group, and her singing ability and clear voice are her main points. Another big plus is that he was originally in a band and can play the guitar. She also has a very good taste in photos of herself in casual clothes. On the other hand, he is a character that is easy to relate to when you talk to him, which is another point of support.
``Genius fashion sense'' that can wear any clothes
The second thing I would like to introduce to you is Ooi-chan's unique fashion sense!
Speaking of Ohi-chan, her stylish fashion sense is also popular with fans.✨
Ooi-chan's posts convey a lot of her passion and love for fashion, and you can enjoy just looking at them.🎀
#clothes pic.twitter.com/nGNbyBqbiO
— oihai ooi🐧[Desdes] (@desdes_owoi) March 17, 2026
#clothes pic.twitter.com/iCxL2HqRJf
— oihai ooi🐧[Desdes] (@desdes_owoi) March 7, 2026
^_^ 𝑩𝑰𝑵𝑮𝑶=͟͟͞͞☆#clothes pic.twitter.com/HqIjrnY8P0
— oihai ooi🐧[Desdes] (@desdes_owoi) February 12, 2026
#clothes pic.twitter.com/JUwUFbAdrS
— oihai ooi🐧[Desdes] (@desdes_owoi) December 28, 2025
With his unique yet sophisticated coordination, his sense of how to wear any style in his own way makes him a true fashion expert.✨
If you search for "# for clothes" in💖
Here, we would like to introduce comments received from fans.💌
- 📢Her singing ability as the main vocalist and fashion sense that has been featured by other influencers (Yokoru Doren)
- 📢For some reason, I want people to pay attention to Ooi's sense of style, which allows her to wear any kind of clothes.
Even facial expressions, gaps, and personality! The multifaceted nature of the swamp ochi confirmed
The third charm of Ooi-chan that I would like to introduce is its overwhelming versatility, which the more you get to know about it, the more you get addicted to it!
While she shines as a powerful main vocalist on stage, she also shows off her true face in a way that makes you smile when she's off.
From his charismatic and professional demeanor to his friendly side, he is truly worthy of the name ``Chaos Master''.
Furthermore, his ability to manage facial expressions is a hot topic among fans.📢
@desdes_owoi Taken on maid's day🫖 #DaiDaiDaiDaiDaiKirai #fyp #maid ♬ Original song @CD pre-order now - Amala Amala
@desdes_owoi The expression at the end shows respect for the original family.👀#fyp #Monitoring #deco27 ♬ Monitoring - DECO*27
@desdes_owoi Clothes decorated with bleach👗💞 #Creately Purity #ilife #idol #fyp ♬ Original song - iLiFE!
The rich facial expressions that change with each performance are one of the charms that you can't take your eyes off of even for a moment.
Many fans seem to be captivated by Ooi-chan's unique expressiveness, which can freely go back and forth between cuteness and coolness.😍
Here, we would like to introduce comments received from fans.💌
- 📢The changes in facial expressions and the way they are used in the troupe style are truly genius.
Overwhelmingly stylish that can be worn with any clothes
Above all, the ridiculously cool gap and performance during the live performance.
Desdeath Yoihai Ooi is ranked 3rd in the 2026 monthly recommendation ranking "April's recommendation"!
The 3rd place winner of the 30th "April's Favorite" was Desdeath who received 14 votes.It was!
After the voting started, many fans got excited.
From all the fans
``I live every day grateful that I met you.''
I will continue to support you with all my might.”
“Happy birthday, Ooi-chan!! You are a tiny giant of Death and Death who give passionate performances even though you are small in stature. Please continue to make your wonderful singing voice resonate!”
"Happy birthday!"
We received many loving and supportive comments such as♪
Congratulations to all the fans! !
Also, thank you for participating in the vote.
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Frequently asked questions about Desdes
What kind of person is Ooi-san?
She is a member of ``Makyushishi Kaishinsha -DesuDesu-'' and is in charge of the main vocal. His date of birth is April 17th, and his second name is "Chaos Master". Although she is the shortest in the group, she has a powerful singing voice that emanates from her petite body. In addition to originally playing guitar and vocals in a band, he also has extensive experience on big stages such as musicals and plays.
Please tell me your SNS account.
I have opened X (@desdes_owoi) and TikTok (@desdes_owoi) as personal accounts. We are currently transmitting content that is full of Ooisan's worldview, such as singing videos, singing videos, and fashion posts (# is for clothes).
What kind of videos of Ooi-san do you particularly recommend?
Three things that are particularly popular with fans are the official music video for ``Maji Matsuri'' where you can enjoy her powerful singing voice, the video of her singing while playing the guitar, and the short YouTube video of ``Yoihai Coordinating the Members'' where Ooisan's fashion sense shines. You can enjoy the charm of each different Ooisan.
Summary
This timeSpecial feature on Desdeath Yoihai Ooi-chan, who was ranked 3rd in the April 2026 recommendation ranking.We have delivered♪
Ooi-chan has a powerful singing voice that attracts many fans, and her solid ability as a main vocalist shines through.
Furthermore, his genius fashion sense and expressive and multifaceted charm are also major points.🎀
The more you know about him, the more you'll be drawn to his charm, and the more you'll become addicted to his worldview🤍
Once again, congratulations to Ooi-chan and all the fans who won 3rd place in the "April 2026 favorite"♪
BirthdayLeave it to JAPAN!
Read this article
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