Kento Yamazaki is a Japanese actor and model. He is best known for his roles in the films L DK (2014), No Longer Heroine (2015), Orange (2015), and Kingdom (2019), as well as the TV shows Death Note (2015), Kiss That Kills (2018), Good Doctor (2018), and the Netflix series Alice in Borderland (2020–present). He is under the Japanese talent agency Stardust Promotion.

L DK, stylized as L♥DK, is a shōjo manga by Ayu Watanabe, serialized in the Japanese manga magazine Bessatsu Friend since 2009; it has been adapted into a live-action film that was released in 2014.