One Way (Korean: 원웨이) is a contemporary South Korean R&B/hip hop group. The duo consists of vocalist Peter and rapper Sky. They made their debut on March 6, 2010 on MBC's Music Core with their promotional single, "Magic". Since their debut, they have appeared in many radio shows, such as MBC Starry Night, TBS K-popular hosted by As One, TBS Music Planet hosted by J.ae, and Arirang Evening Groove hosted by DJ Dorothy.

One Way is considered to be an up-and-coming R&B group that is garnering attention both in South Korea and internationally for composing their own music and their unique "one way sound". They have posted various covers on their official YouTube channel, such as Ne-Yo's "Sexy Love", and made their official debut on YouTube with their self-written track "U-Drag", which is also featured on their first episode called One Way Street.