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Stage NameKio
Full NameMusashi Udo
Country of BirthJapan
Date of BirthNov 25, 2004
Age19 years old
Height1.76 m (5'9")
Blood TypeA

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Udo Musashi (有働武蔵; born Nov 25, 2004), better known by his stage name Kio (키오), is a Japanese singer and the youngest member of the Kpop boy group T1419 under MLD Entertainment. He made his debut with T1419 on Jan 11, 2021 at the age of 16.


  • Stage Name: Kio
  • Full Name: Udo Musashi
  • Japanese Name: 有働武蔵
  • Country of Birth: Japan
  • Birthday: Nov 25, 2004
  • Height:
  • Weight:
  • Blood Type: A
  • Zodiac: Sagittarius

  • Age trivia: Kio is the youngest member (maknae) of T1419; he was 16 years old when he debuted with T1419 (born Nov 25, 2004).
  • Family: parents, older sister.
  • Hobbies: listening to kpop music.
  • Specialty: solving the rubik’s cube.
  • His code name is T25.
  • He represents anxiety.
  • He claims he is not cute (but he is) and that he is a real man!
  • He is intention focused.
  • He wants to be the CEO of MLD Entertainment in 10 years.


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