Mackenyu Arata was born on November 16, 1996, from the United States. Blood type B. Studied karate and gymnastics from an early age, and made his acting debut in the United States. Started his entertainment career in Japan in 2014. Won the Newcomer Actor Award at the 40th Japan Academy Awards for his role in the film Chihayafuru: Part 1, released in 2016. In May 2017, he changed his stage name from Mackenyu to Mackenyu Arata. Since April 2021, he has been active mainly in overseas productions. He has appeared in the stage production of “Boys Over Flowers The Musical” (2016), the drama “Aogeba Totoshi” (2016), the drama “We Did It” (2017), the film “Code Blue: Doctor Heli Emergency Lifesaving” (2018), the film “Twelve Suicidal Children” (2019), the drama “Sakura, My Dear Colleague” (2019), the drama “Ichikei no Karasu” (2021), the film “Rurouni Kenshin: The Final Chapter” (2021), the film “Fullmetal Alchemist: The Final Chapter” (2022), the streaming drama “ONE PIECE” (2023), and the film “Saint Seiya: The Beginning” (2023). His father is actor Shinichi Chiba. His younger brother is Go Ayano. In January 2023, he married a non-celebrity woman.