Step and a step is the official debut single by NiziU, a project group formed through the 2020 JYP Entertaiment x Sony Music Japan reality show Nizi Project. The full single released on December 02, 2020. The Music Video was released on November 25, 2020. The single have 4 songs on it, Joyful, Sweet Bomb!, Make you happy and including the title track Step and a step. The single sold over 312,000 copies in its 1st week on Oricon and becomes the 2nd best selling 1st week for a debut (1st) single by girl group in history. According to JYP and Sony Music Japan , The song and single are described as “a song with a warm message to give to people all over the world who are having hard times in 2020." User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.