Mahiro Takasugi (高杉 真宙, Takasugi Mahiro, born July 4, 1996) is a Japanese actor who is affiliated with Spice Power. He is best known for his role as the character Mitsuzane Kureshima/Kamen Rider Ryugen from the Kamen Rider series Kamen Rider Gaim.
Takasugi's chance that it has been scout in a fireworks display which held in Kumamoto Prefecture. In 2009, he debut on the stage play, Every Little Thing '09. In 2010, Takasugi's film debut was in Hanjiro. In 2012, his first starring role in a film was Quartet!

He's also known as Ryota Suzui in Kakegurui Live Action Movie.