iiONDO Members Profile and Facts
iiONDO (イイオンド) is a 8-member Japanese boy group under STARDUST PROMOTION. The members are Koki Mimura, Shumpei Hata, Katsugu Morimoto, Yumeto Takahashi, Ryusei Miyamoto, Haruto Ohno, Soju Hori, and Rihito Sando. They were formed through the audition program EBiDAN THE AUDITION 2026. They debuted on August 7, 2026, with the single, “はつ恋ONDO”.
Group Name Meaning: Aiming to be a presence that warms everyone’s hearts (温度 / ONDO) and leads all of Japan by taking the initiative (音頭 / ONDO).
Official Greeting: “Hello, we are iiONDO!”
iiONDO Official Fandom Name: N/A
iiONDO Official Color: N/A
iiONDO Official Logo:
Official SNS:
Website: iiondo.com
Instagram: @iiondo_official
X: @iiondo_official
TikTok: @iiondo_official
YouTube: iiONDO
iiONDO Member Profiles:
Koki Mimura
Stage Name: Koki Mimura (三村航輝)
Birth Name: Mimura Koki (三村航輝)
Position(s): Leader
Birthday: April 12, 2008
Zodiac Sign: Aries
Chinese Zodiac Sign: Rat
Height: 165 cm (5’5″)
Weight: N/A
Blood Type: N/A
MBTI Type: ISFP
Nationality: Japanese
Representative Color: Blue
Instagram: @mimu_360412
X: @koki_mimura36
TikTok: @mimu360412
Koki Mimura Facts:
– Koki Mimura was born in Tokyo, Japan.
– He has an older sister.
– He can speak Japanese and English.
– Koki Mimura lived in the United Kingdom and the Netherlands until he was 7 years old.
– Specialties: Going roller-skating, English, playing the piano, hair, and makeup.
– Hobbies: Eating sweets (pralines, macarons, and mille crêpes) and shopping.
– He’s a former member of Go!Go!Kids (2022-2025) under STARTO ENTERTAINMENT.
– In 2023, Koki Mimura debuted as an actor in the drama Tokuso 9 Season 6 (特捜9シーズン6) as Naoki Asawa.
– He appeared in Hey! Say! JUMP‘s music video “Your Song”, King & Prince‘s music video “We are young”, and 20th Century‘s music video “あなたと”.
– Koki Mimura’s favorite food are sushi and fried rice and his least favorite food is menma (bamboo shoots).
– His favorite anime is Frieren: Beyond Journey’s End (葬送のフリーレン).
– Koki Mimura’s favorite character is Pikachu.
– He is a night owl.
– On his days off, he stays indoors and sleeps.
– He is a fan of M!LK‘s Jinto Yoshida.
– Koki Mimura’s favorite EBiDAN song is “シブヤ 午後6時” by ICEx.
– When he was a child, he wanted to be a pâtisserie.
Shumpei Hata
Stage Name: Shumpei Hata (畑駿平)
Birth Name: Hata Shumpei (畑駿平)
Position(s): N/A
Birthday: May 25, 2009
Zodiac Sign: Gemini
Chinese Zodiac Sign: Ox
Height: 172 cm (5’7″)
Weight: N/A
Blood Type: B
MBTI Type: ENFP
Nationality: Japanese
Representative Color: Green
Instagram: @shumpei_hata_official
Shumpei Hata Facts:
– Shumpei Hata was born in Hyogo, Japan.
– Specialties: Kendo, Hyakunin Isshu, singing, and dancing.
– Hobbies: Watching movies, eating food deliciously, making Japanese sweets, and solving puzzles.
– Shumpei Hata has an certification in Kendo 2nd dan.
– He is a fan of Lienel‘s Takeda Sose.
– Favorite Food: Strawberries and eel rice bowl.
– His least favorite food is bananas.
– His favorite sweet is cookies & cream ice cream.
– Shumpei Hata’s favorite anime is Doraemon (ドラえもん).
– His favorite character is Yoshi.
– Shumpei Hata’s favorite subject is Music.
– He is a morning person and an indoor person.
– His favorite EBiDAN song is “New day! New wave!”
– When Shumpei Hata was a child, he wanted to be a military officer.
– He chose teleportation as his power.
– Shumpei Hata is a former member of EBiDAY (2025).
Katsugu Morimoto
Stage Name: Katsugu Morimoto (守本勝倶)
Birth Name: Morimoto Katsugu (守本勝倶)
Position(s): N/A
Birthday: January 20, 2010
Zodiac Sign: Aquarius
Chinese Zodiac Sign: Ox
Height: 175 cm (5’9″)
Weight: N/A
Blood Type: A
MBTI Type: ENFP (previously ENFJ)
Nationality: Japanese
Representative Color: Purple
Instagram: @katsugu.morimoto_official
Katsugu Morimoto Facts:
– Katsugu Morimoto was born in Okinawa, Japan.
– He has a dog.
– His shoe size is 27 cm.
– He has a 1st dan black belt in karate.
– Katsugu Morimoto has an certification in Eiken Pre-2.
– Hobbies: Ice hockey, singing, karate, listening to music, and stage combat.
– Favorite Food: Fruits and ramen.
– His favorite snack is gummies.
– Katsugu Morimoto favorite anime is Attack on Titan (進撃の巨人).
– His favorite character is Chobitto Zukan.
– His favorite subjects are English and Physical Education.
– Katsugu Morimoto is a night owl.
– On his days off, he prefers to spend his time outside.
– Katsugu Morimoto is a fan of ONE N’ ONLY‘s Tetta.
– His favorite EBiDAN songs are BUDDiiS‘ “JUBiiLEE” and ICEx‘s “Da-Da-Da”.
– When he was a child, he wanted to be Ultraman Leo.
– Katsugu Morimoto wants to travel to South Korea.
Yumeto Takahashi
Stage Name: Yumeto Takahashi (髙橋夢人)
Birth Name: Takahashi Yumeto (髙橋夢人)
Position(s): N/A
Birthday: March 23, 2010
Zodiac Sign: Aries
Chinese Zodiac Sign: Tiger
Height: 171 cm (5’7″)
Weight: N/A
Blood Type: O
MBTI Type: ENFP
Nationality: Japanese
Representative Color: Pink
Instagram: @yumeto_takahashi_official
Yumeto Takahashi Facts:
– Yumeto Takahashi was born in Osaka, Japan.
– He speaks with a Kansai dialect.
– Specialties: Kendama, eating ramen quickly, soccer, dancing, and juggling.
– Hobbies: Listening to music, watching movies, gaming, walking, watching anime, collecting hats, futsal, and sleeping.
– Favorite Food: Ramen and strawberries. His least favorite food is fish.
– His favorite snack is ramune.
– In 2023, he debuted as an actor in the drama Kimi to Nara Koi wo Shite Mite mo (君となら恋をしてみても).
– Yumeto Takahashi’s a former member of PUKUDAN! (2023) and EBiNIGHT (2025).
– His favorite EBiDAN song is “Invader”.
– He’s a fan of M!LK‘s Hayato Sano and ICEx‘s Haruse Akune.
– Favorite Anime: Hunter x Hunter (ハンター×ハンター), Naruto (ナルト), and ONE PIECE (ワンピース).
– His favorite Hunter X Hunter character is Killua Zoldyck.
– His favorite subject is Math.
– He is a night owl and an indoor person.
– When Yumeto Takahashi was a child, he wanted to be a soccer player.
– On his days off, he spends his time sleeping, gaming, and dancing.
– He chose teleportation as his power.
Ryusei Miyamoto
Stage Name: Ryusei Miyamoto (宮本琉成)
Birth Name: Miyamoto Ryusei (宮本琉成)
Position(s): N/A
Birthday: December 2, 2010
Zodiac Sign: Sagittarius
Chinese Zodiac Sign: Tiger
Height: 167 cm (5’6″)
Weight: N/A
Blood Type: A
MBTI Type: ENFP (previously ENTP)
Nationality: Japanese
Representative Color: Yellow
Instagram: @ryusei_miyamoto_official
Ryusei Miyamoto Facts:
– Ryusei Miyamoto was born in Chiba, Japan.
– Specialties: Talking about Pokémon, Pokémon battles, exercising, soccer, and dancing.
– Hobbies: Fishing, cooking, solving puzzles, origami, and gaming.
– Ryusei Miyamoto has talked about Pokémon since he was 2 years old.
– He has been dancing ever since he was 5.
– Ryusei Miyamoto has played soccer since the age of 4.
– He’s a former member of BATTLE KiDS (2019-2020), CZ’21 (2021-2022), CZ’22 (2022-2023), BOYZTERIOS (2024-2025), and BATTLE BOYS 7th SAKURA (2025-2025).
– Ryusei Miyamoto’s favorite food is potatoes.
– His favorite snack is konpeito.
– Ryusei Miyamoto’s favorite anime is Pokémon (ポケットモンスター) and his favorite character is Lilligant.
– His favorite subjects are Japanese and Physical Education.
– He is a morning person and a outdoor person.
– He’s a fan of BULLET TRAIN and his favorite song of theirs is “霖雨 (Chotokkyu)”.
– When Ryusei Miyamoto was a child, he wanted to be a pastry chef.
– He chose teleportation as his power.
Haruto Ohno
Stage Name: Haruto Ohno (大野遥斗)
Birth Name: Ohno Haruto (大野遥斗)
Position(s): N/A
Birthday: January 15, 2011
Zodiac Sign: Capricorn
Chinese Zodiac Sign: Tiger
Height: 177.5 cm (5’10”)
Weight: N/A
Blood Type: O
MBTI Type: ESFJ
Nationality: Japanese
Representative Color: Light Blue
Instagram: @haruto_ohno_official
Haruto Ohno Facts:
– Haruto Ohno was born in Saitama, Japan.
– His shoe size is 27 cm.
– Favorite Food: Sushi and grilled meat.
– Specialties: Dancing, kendama, hand flute, rope jumping, and singing.
– Hobbies: Collecting stationery, listening to music, camping, soccer, gaming, and gymnastics.
– He’s a former member of CZ’21 (2021-2022), CZ’22 (2022-2023), Last Forever (2024-2025), and BATTLE BOYS 7th SAKURA (2025-2025).
– Haruto Ohno debuted as an actor in the drama Kamen Rider Saber (仮面ライダー聖刃) (2020) as Shindo Rintaro.
– Shumpei Hata chose him as the funniest member and the member he would take to a deserted island.
– He’s a fan of M!LK‘s Hayato Sano.
– Haruto Ohno’s favorite anime is Jujutsu Kaisen (呪術廻戦).
– His favorite character is Mario.
– His favorite subject is Social Studies.
– He is a morning person and an outdoor person.
– His favorite EBiDAN song is “New day! New wave!”
– When Haruto Ohno was a child, he wanted to be a kamen rider.
– He chose teleportation as his power.
– Haruto Ohno wants to travel to Finland and visit a sauna.
Soju Hori
Stage Name: Soju Hori (堀蒼寿)
Birth Name: Hori Soju (堀蒼寿)
Position(s): N/A
Birthday: October 3, 2011
Zodiac Sign: Libra
Chinese Zodiac Sign: Rabbit
Height: 167 cm (5’6″)
Weight: N/A
Blood Type: AB
MBTI Type: ENFP
Nationality: Japanese
Representative Color: White
Instagram: @soju_hori.official
Soju Hori Facts:
– Soju Hori was born in Hyogo, Japan.
– Specialties: Tap dancing, vocal music, exercising, and calligraphy.
– Hobbies: Gaming, listening to music, watching movies, and all kinds of sports.
– Favorite Food: Hamburgers and sushi. His least favorite food are pickles and pickled plums.
– His favorite snack is plum sheet candy.
– Soju Hori’s favorite anime is ONE PIECE (ワンピース) and his favorite character is Roronoa Zoro.
– His favorite subjects are Math and Physical Education.
– Soju Hori’s a night owl and an outdoor person.
– He is a fan of Lienel‘s Takeda Sose.
– Soju Hori’s favorite EBiDAN song is “しおざきわんだーらんど” by M!LK.
– When he was a child, he wanted to be a pilot.
Rihito Sando
Stage Name: Rihito Sando (三戸琳仁)
Birth Name: Sando Rihito (三戸琳仁)
Position(s): Youngest
Birthday: November 23, 2011
Zodiac Sign: Sagittarius
Chinese Zodiac Sign: Rabbit
Height: 170 cm (5’6″)
Weight: N/A
Blood Type: A
MBTI Type: INFP
Nationality: Japanese
Representative Color: Red
Instagram: @rihito_sando_official
Rihito Sando Facts:
– Rihito Sando was born in Tokyo, Japan.
– His shoe size is 28 cm.
– Specialties: Dancing, card magic, and swimming.
– Hobbies: Collecting figures, listening to music, watching dramas, skateboarding, and fishing.
– Rihito Sando started swimming when he was 6 years old.
– He is a former member of EBiNIGHT (2025) and BATTLE BOYS SKY (2025).
– His favorite food is prosciutto and his least favorite food is tomatoes.
– Rihito Sando’s favorite snack is chocolate fondant.
– His favorite anime is NANA (ナナ) and his favorite character is Okazaki Shinichi.
– Rihito Sando’s favorite subjects are Physical Education and Music.
– He is a fan of M!LK‘s Hayato Sano.
– His favorite EBiDAN song is “Revolution” by SUPER★DRAGON.
– Rihito Sando is a night owl and an indoor person.
– He chose flying as his power, because he wants to save on transportation costs.
– When Rihito Sando was a child, he wanted to be a YouTuber.
– He wants to travel to Switzerland.
Note 1: Please don’t copy-paste the content of this page to other sites/places on the web. Please do respect the time and effort the author put in compiling this profile. If you need/want to use info from our profile, please kindly put a link to this post. Thanks a lot! 🙂 – KProfiles.com
Note 2: Source for positions: Koki’s position.
Note 3: Source for MBTI type: Koki’s MBTI. Shumpei’s MBTI. Katsugu’s MBTI. Yumeto’s MBTI. Ryusei’s MBTI. Haruto’s MBTI. Soju’s MBTI. Rihito’s MBTI.
For reference on MBTI types:
E = Extroverted, I = Introverted
N = Intuitive, S = Observant
T = Thinking, F = Feeling
P = Perceiving, J = Judging
Made by: LIKEYLIKEY_
(Special thanks to: Blue4107)
Latest Official Release:
Who is your favorite iiONDO member? Do you know more facts about them? Feel free to comment below. 🙂
