He is best known for his roles in Vincenzo, Crash Landing on You, Arthdal Chronicles Part 1: The Children of Prophecy and Hi Bye, Mama!.

[8] This realization led him to join a theater company, where he received training in dancing and singing, eventually making his debut in a musical.

[9][12][13][10] From that point on, he began to truly enjoy the idea of acting and found satisfaction in being surrounded by people who shared his enthusiasm for the craft.

During the second meeting with director Lee Jeong-hyo, Yang read a section of the Pyo Chi-soo role.

Yang's wife also practiced the script with him and remarked, "Oppa, this character will be really attractive as long as you make the right choices."

[16][17] Social design brand INIF is working with Yang Kyung-won and his wife Cheon Eun-seong to help children and families in need through the 'Family Photo' campaign.

To express the slogan of this campaign, 'We were all children,' the two actors' childhood photos and their current appearances were captured at one angle.