BoA debuting in Japan in 2001, marking the end of restrictions on the import and export of media between the two countries since the end of WW2.
Bi Rain becoming the first Korean idol to perform at the Tokyo Dome in 2007.
Psy's music video for 'Gangnam Style' becoming the first video to hit 1 billion views on youtube in December 2012.
TVXQ becoming the first foreign act to perform at the Nissan Stadium in 2013, performing to an estimated 140,000 attendees over two days.
Busker Busker winning best new male artist of the year at MAMA 2012, despite the voting war between EXO and B.A.P fans.
SHINee becoming the first Asian act to perform at Abbey Road Studios in London, England to promote and commemorate their debut in Japan.
BoA and Britney Spears having a joint showcase in 2003, and TVXQ having their debut stage at that very showcase.
Bi Rain winning the 'Biggest Badass' award at the 2010 MTV Movie Awards.
TVXQ's 'Rising Sun' being featured in Fast & Furious (2009).
Miss A's 'Step Up' being featured in BBC America's Dirk Gently's Holistic Detective Agency (2016).
JYJ collaborating with Kanye West and Malik Yusef for 'Ayy Girl'.