Couples that share a large age gap still raise eyebrows in Korea, but this may soon be accepted as commonplace with changes in the Korean entertainment industry.K-pop singer and rapper Park Joon-hyung, 45, from boy group g.o.d, announced plans Monday to marry his flight attendant fiancee -- who is 13 years his junior -- next month.

Singer Sulli, 21, from girl group f(x), has been in a relationship with singer Choiza, from hip-hop group Dynamic Duo, for over a year and-a-half. The couple, who share a 14-year age gap, was first reported to be dating in September 2013, though both stars have largely kept their relationship out of the spotlight.

Actor Bae Yong-joon, who famously starred in Korea’s hit drama series "Winter Sonata" in 2002, separated from his girlfriend Koo So-hee in February this year. Koo, who is a niece of the LG Corporation founder, is 14 years younger than Bae, who is 42-years-old.

Singer Seo Taiji, 43, married his second wife, actress Lee Eun-sung, who is 16 years younger than him, in 2013. Lee gave birth to their first child, a daughter, last August.

Television personality and comedian Lee Soo-geun, 40, married his stylist wife Park Ji-yeon in 2008, who is 12 years younger than him."People teased me for 'stealing' a wife who is 12 years younger than me," said Lee, who has two sons with his wife. Lee made the comments in 2010 at the wedding of fellow comedian Seo Kyung-seok, whose wife is 14 years his junior.

Lee's older brother Lee Soo-cheol confessed in 2011 that he was in a relationship with a girl who was 19 years younger than him on a TV guest appearance on a variety program.

By Yoon Sarah ()Related articles:Park Joon-hyung to marry flight attendant, 13 years his juniorSulli, Choiza still dating despite 14-year age gapBae Yong-joon splits with chaebol girlfriend, 14 years his junior