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In August of the same year, Secret made their Japanese debut releasing their first single, "Madonna", a remake of their Korean hit single, which debuted at number nine on the Oricon charts. In November 2011, "Shy Boy" was remade to serve as the lead single on their first Japanese mini album "Shy Boy" which also featured a Christmas remake of "Starlight Moonlight" titled "Christmas Magic". Throughout 2012, Secret heavily promoted in Japan releasing two Japanese singles, "So Much For Goodbye" and "Twinkle Twinkle", prior to releasing their first full-length Japanese album, "Welcome to Secret Time". "Twinkle Twinkle" was used as the ending theme song of the Naruto spin-off, "Naruto SD: Rock Lee and his Ninja Pals" which aired on TV Tokyo.