Two more South Korean acts, hip hop trio Epik High and the hard-hitting boy group BTS, have confirmed their attendance to the Summer Sonic 2015 music festival in Japan in August, reports Koreaboo.

The two groups will join an already packed list of global acts during the two-day event on August 15 to 16 in two Japanese cities, Tokyo and Osaka.

According to the Summer Sonic 2015 line-up, Epik High will be performing for only in Tokyo on August 16 at the QVC Marine Field & Makuhari Messe along with Pharrell Williams, Imagine Dragons, Carly Rae Jepsen and The Script.

BTS will be performing in both cities. The seven-member boy group will be appearing before festival goers in Osaka on August 15 at the Osaka venue at the Maishima Summer Sonic Osaka site.

Then the next day, August 16, BTS will join Epik High in Tokyo.

Other popular acts lined up for Summer Sonic 2015 include Ariana Grande, The Chemical Brothers, Marilyn Manson, and Macklemore & Ryan Lewis.

Epik High will be swinging to Japan in August after their 6-city North American tour spanning Los Angeles, New York City and Toronto beginning May 28 in San Francisco at the Warfield Theater. Their final stop will be in Toronto, Canada at the Danforth Music Hall on June 14. Fans that are looking to secure tickets for their North American tour are advised to book soon as the Vancouver and Toronto shows are already sold out.

Meanwhile, BTS will be coming off their almost year-long hiatus by releasing a new album in May.