Naze Hito wa Arasoun Darou? / Summer Wind / Jinsei wa STEP!

'''Naze Hito wa Arasoun Darou? / Summer Wind / Jinsei wa STEP!' (何故 人は争うんだろう？／Summer Wind／人生はSTEP!; Why Do People Compete? / Summer Wind / Life is a STEP!'') is ℃-ute's 29th single. It was released on April 20, 2016 in 6 editions: 3 regular and 3 limited editions. The first press of the regular editions come with a random trading card of 6 kinds depending on the jacket (18 total). The limited editions come with an event lottery serial number card.

CD

 * 1) Naze Hito wa Arasoun Darou?
 * 2) Summer Wind
 * 3) Jinsei wa STEP!
 * 4) Naze Hito wa Arasoun Darou? (Instrumental)
 * 5) Summer Wind (Instrumental)
 * 6) Jinsei wa STEP! (Instrumental)

Limited Edition A DVD

 * Naze Hito wa Arasoun Darou? (Music Video)

Limited Edition B DVD

 * Summer Wind (Music Video)

Limited Edition C DVD

 * Jinsei wa STEP! (Music Video)

Featured Members

 * Yajima Maimi
 * Nakajima Saki
 * Suzuki Airi
 * Okai Chisato
 * Hagiwara Mai

Single Information

 * All Dance Choreographer: MASAO


 * Naze Hito wa Arasoun Darou?
 * Lyrics: Miura Yoshiko
 * Composition: Hoshibe Shou
 * Arrangement: Hirata Shoichiro


 * Summer Wind
 * Lyrics & Composition: Tsunku
 * Arrangement: AKIRA


 * Jinsei wa STEP!
 * Lyrics: Tsunoda Takanori
 * Composition & Arrangement: Ishii Kohei

Concert Performances

 * Naze Hito wa Arasoun Darou
 * ℃-ute Concert Tour 2016 Haru ~℃ONCERTO~


 * Summer Wind
 * ℃-ute Concert Tour 2016 Haru ~℃ONCERTO~


 * Jinsei wa STEP!
 * Hello! Project Hina Fest 2016
 * ℃-ute Concert Tour 2016 Haru ~℃ONCERTO~

Oricon Chart

 * Daily & Weekly Rankings


 * Monthly Ranking

!Ref
 * 2016
 * April
 * 5
 * 61,868
 * }
 * }
 * }


 * Yearly Ranking

Total reported sales: 64,505*

Trivia

 * Tsunku says the theme of "Summer Wind" is as if it was a song for a summer cosmetics commercial, and it was written with the image of girls spreading their wings and taking flight as they become adults.