Dictionary / Vocabulary / 韓流
ハンりゅう · also かんりゅう
hallyu; Korean wave; rise in global popularity of Korean pop culture
「冬のソナタ」を例に挙げるまでもなく、いまや時ならぬ韓流ブームである。
You don't need to bring up "A Winter Sonata" to show that South Korean culture is having an unexpected boom in Japan.