"Step by Step" (stylized as "Step by step") is a song by Japanese singer-songwriter Ayumi Hamasaki. It was released on July 1, 2015, as the digital lead single from her EP Sixxxxxx. The song was used as the theme song for the Yukie Nakama-starring NHK TV drama Bijo to Danshi. Although the song did not enter the Oricon Singles Chart, it did peak at number 21 on the Billboard Japan Hot 100 Chart. Background "Step by step" was first mentioned in April 2015. Eventually, it was announced that the song would be used as the theme song for the NHK drama Bijo to Danshi, starring Yukie Nakama. The song was then released as a digital single on July 1, 2015. Writing and production The song's lyrics were written by Hamasaki herself, with music by Tetsuya Yukumi. Long-time collaborator Yuta Nakano served as the song's arranger. Release The song was released as an exclusively digital single on July 1, 2015, with "July 1st" serving as a digital B-side. Promotion On July 1, 2015 - the day of the single's release - a short version of the song's music video was uploaded to YouTube. "Step by Step" was also performed during Hamasaki's Arena Tour 2015 and her appearance on the music program NHK Songs. Music video A music video for the song was included on Sixxxxxx. It depicts Hamasaki alongside other women, who are trying to free themselves from their struggles. Track listing Digital download Streaming Charts Personnel Credits adapted from Discogs. Arrangement, Programming – Yuta Nakano Guitar – Ryota Akizuki Lyrics – Ayumi Hamasaki Mixing – Naoki Yamada Music – Tetsuya Yukumi Producer – Max Matsuura Violin – Yu Manabe, Yuko Kajitani References Ayumi Hamasaki songs Avex Group singles Japanese songs 2015 songs Songs written by Ayumi Hamasaki