Чан Гын Сок
The physical single debuted at number one in Oricon's Daily chart with 32,943 copies sold on the first day and on the Weekly chart with 60,398 copies sold in the first week. The single is the first #1 single of the group on the country and first for a foreign band since 1971, when the Canadian band "Mashmakhan" released the single "Two in the Fog". The band is the fourth South Korean male artist/group to rank number 1 in Oricon's Weekly singles chart, along with "Tohoshinki", "JYJ" members "Jaejoong" &amp; "Yoochun" and "Jang Keun-suk".