Daiki Arioka (有岡 大貴 ,Arioka, Daiki?, born April 15, 1991) is a Japanese actor, talent and singer as well as member of Hey! Say! JUMP. He is under the management of Johnny & Associates. He was born in Chiba City, Chiba Prefecture and lives in the Tokyo Metropolitan Area.


On June 2, 2003, he entered Johnny & Associates as a trainee. Chinen Yuuri, a member of the same group as him, was also there during that time.

On April 3 of that same year, he began activities with Hey! Say! 7 starting with a public performance at a KAT-TUN concert.

On September 21, 2007, he began performing as a member of Hey! Say! JUMP.


  • Scrap Teacher (NTV, 2008) as Irie Sugizou
  • Sensei wa Erai! (NTV, 2008) as Takekura Rin
  • Engine (Fuji TV, 2005) as Sonobe Toru
  • Saigo no Bengonin (NTV, 2003, ep2)
  • Gao Ranger (TV Asahi, 2001)

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