"untitled"

 is the 16th studio album by ARASHI. It was released on October 18, 2017, in two editions: limited edition (CD+DVD) and regular edition (2CD).

The album includes the theme song of the live-action film Shinobi no Kuni starring Ohno Satoshi, "Tsunagu", the theme song of the Nippon Television's news coverage of the 2016 Summer Olympics featuring Sakurai Sho as the main newscaster, "Power of the Paradise​", and the theme song of the Fuji Television's drama The Noble Detective starring Aiba Masaki, "I'll be there".

The limited edition comes with the music video and special making of the leading track, "Mikan", while the regular edition comes with a bonus disc consists of five additional tracks.

Editions

 * Limited Edition [CD+DVD] (JACA-5683~4, ¥3,300)
 * Regular Edition [2CD] (JACA-5685~6, ¥3,000)

Credits

 * Written by: Tanaka Nao (track 2.04)
 * Lyrics by: AKIRA (track 1.01), JUNE (track 1.01, 1.03), paddy (track 1.02, 1.05), HIKARI (track 1.04), Atsushi Shimada (track 1.06), MiNE (track 1.06), IROCO-STAR (track 1.07, 1.10), Goro.T (track 1.08), ORI (track 1.09), Muramatsu Yuuko (track 1.10), Komei Kobayashi (track 1.11), RUCCA (track 1.12), Ichikawa Yoshiyasu (track 1.13), Tada Shinya (track 2.01), Funk Uchino (track 2.02), ASIL (track 2.03), halmelnuts (track 2.05)
 * Rap by: Sakurai Sho (track 1.03, 1.09, 1.11, 2.04)
 * Music by: Christofer Erixon (track 1.01, 1.06), Josef Melin (track 1.01, 1.03), Peter Nord (track 1.02), Kevin Borg (track 1.02), iiiSAK (track 1.04, 1.12), HIKARI (track 1.04), nobby (track 1.05), Joakim Bjornberg (track 1.06), Atsushi Shimada (track 1.06), Erik Lidbom (track 1.07, 1.10, 1.13), Simon Janlöv (track 1.07, 1.13), Fredrik "Figge" Bostrom (track 1.08), Sawara Kouta (track 1.08), Victor Sagfors (track 1.09), Peter Boyes (track 1.09), Caroline Gustavsson (track 1.09), wonder note (track 1.10, 1.13), Kubota Singo (track 1.11), KOUDAI IWATSUBO (track 1.11), Sasaki Kumi (track 1.11), TAKAROT (track 1.12), Kevin Charge (track 1.13), SHIROSE (track 1.13), Yamashita Kousuke (track 1.13), A.K.Janeway (track 2.01), Tada Shinya (track 2.01), MLC (track 2.02), Soma Genda (track 2.02), Samuel Waermo (track 2.03), Stefan Ekstedt (track 2.03), Didrik Thott (track 2.03), Kehn mind (track 2.05)
 * Arrangement by: Ishizuka Tomoki (track 1.01), Peter Nord (track 1.02), Sasaki Hirofumi (track 1.02-3, 2.03), iiiSAK (track 1.04), ha-j (track 1.05), Atsushi Shimada (track 1.06), metropolitan digital clique (track 1.07-8), Sawara Kouta (track 1.08), Yoshioka Taku (track 1.09), Erik Lidbom (track 1.10), Kubota Singo (track 1.11), TAKAROT (track 1.12), Kawai Eiji (track 1.12, 2.05), Yamashita Kousuke (track 1.13), A.K.Janeway (track 2.01), Soma Genda (track 2.02), Captain B (track 2.02)
 * Brass Arrangement by: Kikuya Tomoki (track 2.05)
 * Performed by: ARASHI (track 1.01-13, 2.05), Aiba Masaki (track 2.01, 2.03), Ohno Satoshi (track 2.01-2), Sakurai Sho (track 2.01, 2.04), Matsumoto Jun (track 2.02, 2.04), Ninomiya Kazunari (track 2.02-3)

CD

 * 1) Green Light
 * 2) Tsunagu (つなぐ)
 * 3) "Mikan" (｢未完｣)
 * 4) Sugar
 * 5) Power of the Paradise
 * 6) Ari no Mama de (ありのままで)
 * 7) Fuuun (風雲)
 * 8) I'll be there
 * 9) Houyou (抱擁)
 * 10) Pray
 * 11) Hikari (光)
 * 12) Kanata e (彼方へ)
 * 13) Song for you

Regular Edition

 * 1) Bazuri Night (バズりNIGHT)
 * 2) Yoru no Kage (夜の影)
 * UB
 * 1) Come Back
 * 2) Kanpai Song (カンパイ･ソング) [Bonus Track]

DVD

 * 1) "Mikan" (Music Video)
 * 2) "Mikan" (Special Making)

Featured members

 * Aiba Masaki
 * Matsumoto Jun
 * Ninomiya Kazunari
 * Ohno Satoshi
 * Sakurai Sho