Pop, J-pop, M-pop, K-pop

Years Active

2015 - present


Rue Jackson, Luke Yamaguchi


Up-Front Works



Associated Acts

Fantasy Kenshuusei, Hello! Project Fantasy, A.L.C.H.E.M.I.S.T

Tempest is a Japanese boy band under Hello! Project Fantasy. It was made on May 28, 2015. They are the little brothers to boy group A.L.C.H.E.M.I.S.T, because of this, one of their members, will be a co-current member for them. All the members are former Fantasy Kenshuusei. On August 1st they have all officially graduated from the program.

Instead of being referred to as Generations, they are referred to as Chapters


Current Members

Name Birthdate Birthplace Blood Type Chapter Joined Member Color Notes Group Positions
Jang Taeyoon
(장 태윤)
March 18, 1997 (1997-03-18) (age 20) Incheon
(South Korea)
A 1st May 28, 2015 Deep Blue Fantasy Kenshuusei (2014-2015) Admiral (2015-Present), Main Rapper, Main Dancer, Sub-Vocal, Composer, Lyricist
Mason Grace
(名寸 弘玲寿)
March 28, 1999 (1999-03-28) (age 18) Ontario
AB Sea Blue Fantasy Kenshuusei (2015) Sub-Admiral (2016-Present), Main Vocal, Visual, Lyricist
Satoshi Riku
(聡 リク:
April 3, 1999 (1999-04-03) (age 18) Osaka
O Sun Yellow Graduating December 31, 2017
Fantasy Kenshuusei (2015)
Lead Vocal, Lead Dancer
Oharu Nagisa
(ザ春 渚)
May 2, 1999 (1999-05-02) (age 18) Hokkaido
Pure Pink Fantasy Kenshuusei (2015) Main Vocal, Lead Dancer, Ace
Nakanishi Kiru
(中西 きます)
December 1, 2000 (2000-12-01) (age 16) Aichi
Mandarin Orange Fantasy Kenshuusei (2015) Lead Rapper, Lead Dancer, Sub-Vocal
Wang Zuri
(王 白)
December 2, 2000 (2000-12-02) (age 16) Hong Kong
AB Jade Green Fantasy Kenshuusei (2014-2015) Main Dancer, Sub-Vocal, Center
Xiu Lin
(秀 林)
April 13, 1999 (1999-04-13) (age 18) B 2nd July 2, 2016 Rose Red Fantasy Kenshuusei (2015-2016) Main Dancer, Sub-Vocal
Uchimura Naoko
(内村 直子)
November 24, 1999 (1999-11-24) (age 17) Chiba
A Pure Lavander Fantasy Rookies (2013-2016) Lead Vocal, Lead Rapper
Shinji Katoya
(俊二 加藤屋)
January 30, 2000 (2000-01-30) (age 17) Okinawa
Emerald Green Fantasy Rookies (2013-2016) Lead Vocal, Lead Dancer, Center
Yamamoto Matthew
(山本 真秀)
April 2, 2001 (2001-04-02) (age 16) Osaka
B Sleek Silver Fantasy Rookies (2014-2016) Lead Dancer, Sub-Vocal, Face of the Group
Lee Junghyung
(르 준형)
November 12, 2000 (2000-11-12) (age 16) Seoul
(South Korea)
O 3rd October 24, 2016 Light Purple Fantasy Kenshuusei (2015-2016) Main Rapper, Lead Vocal
Naito Kojiro
(内藤 小次郎)
November 2, 2001 (2001-11-02) (age 15) Fukuoka
A Sunset Orange Fantasy Rookies (2016) Main Dancer, Sub-Vocal
Oh Jaehwa
(오 재화)
May 10, 2002 (2002-05-10) (age 15) North Jeolla
(South Korea)
4th June 15, 2017 Golden Yellow Fantasy Rookies (2016-2017) Main Vocal, Lead Rapper, Visual

Former Members

  • Choi Junghee (최 정희: Royal Purple) Graduated February 15, 2016 - (8 Months, 18 Days), Co-Current Member: 2015.05.28-2016.02.15
  • Hiraga Sadatake (平賀 今のへ: Vivid Red) Graduated July 2, 2016 - (1 Year, 1 Month, 4 Days)



On May 28th, the group was formed with Choi Junghee, Jang Taeyoon, Mason Grace, Satoshi Riku, Oharu Nagise, Hiraga Sadatake, Nakanishi Kiru, and Wang Zuri. They will release their indie single sometime in June. with Junghee being their co-current member.

On July 1st, it was revealed that after their last indie single in August they will be having a major debut.

It was revealed that all the members that are part of the Kenshuusei will graduate from the program on August 1st, and will release their last indie single on August 12th.


On February 10, it was announced that Hiraga Sadatake will graduate from the group and Hello! Project Fantasy on July 2nd, to focus on his studies to become a doctor, after his graduation, he will be going on hiatus until he finishes his schooling. On February 15, Choi Junghee also went into early mandatory service back in South Korea. This caused Junghee to have left the group.

On March 12, it was announced that Tempest will be adding 4 members on July 2 to help the members get over the loss of the recent members that left.

On July 2, Hiraga Sadatake graduated from the group and Jang Taeyoon appointed Mason Grace Sub-Admiral of the group. On July 2, Fantasy Rookies Shinji Katoya, Uchimura Naoko, and Yamamoto Matthew, and Fantasy Kenshuusei member Xiu Lin were added as the second chapter.

On October 24, it was announced that Mason Grace will be going on a hiatus to practice for his University Exams. It will conclude on April 2, 2017. On October 25, they added two members as members of the third chapter.

On November 1, it was announced that the group will be on a temporary hiatus due to not having all the members being able to perform for 2017. As such, all the remaining members will be split into two sub-units, Tempest Junior and Tempest Flow. Both sub-units will debut on January 1, 2017.


On January 12, it was announced that when Mason Grace comes back to the group they will rush into preparations for a new single. With him coming back in April the single is rumoured to be in June/July.

On May 1, it was announced that Satoshi Riku will graduate from the group on December 31, 2017. He decided to graduate in order to focus on his future plans of getting a steady job when he is older.

On June 15, a new member was announced, Fantasy Rookies Oh Jeahwa was announced as the sole 4th chapter member. He was picked selectively through a secret audition in which Satoshi Riku picked him as a new member.

On September 26, it was announced that the group will be holding 5th Generation auditions starting in January. The audition will only be for male trainees that are in either SECRET Trainees Group, Fantasy Kenshuusei, Fantasy Rookies or from Fantasy Mini. The name of the audition is Tempest The First Audition ~2018: 5th Generation~, more information will be released on a later date.


Indies Singles

# Released Single Sales Oricon Rank Certifications Album
Physical Digital
1 June 21, 2015 Tokei O Aishimasu / 6-Way Heart
(時計を愛します / 6-Way Heart: Love Clock / 6-Way Heart)
1,370 - N/A - 1st Storm
2 August 12, 2015 Crazy Night / Watashitachiha Arashidesu
(Crazy Night / 私たちは嵐です: Crazy Night / We're a Storm)
943 - N/A -

Major Singles

# Released Single Sales Oricon Rank Certifications Album
Physical Digital
1 October 12, 2015 Yoi Yume O / Watashitachi No Saisho No Kisu / TEMPEST EVOLUTION
(良い夢を / 私たちの最初のキス: Sweet Dreams / Our first kiss)
64,286 12,092 5 N/A 1st Storm
2 March 22, 2016 Everyday / Saigo no Suteppu
(最後のステップ: Last Steps)
41,458 10,119 4 N/A
3 May 9, 2016 On and On / THE STANDSTILL / Ai Manor 31,288 9,328 5 N/A
4 September 21, 2016 Hotondo ga Tora Rete Inai Seikatsu no naka de Pasu
(ほとんどが取られていない生活の中でパス: The path in life that is not taken by most)
100,234 21,332 1 RIAJ: Gold
5 May 29, 2017 Candy Girls / Bomber Jacket 100,119 19,373 1 RIAJ: Gold Second Sense
6 November 6, 2017 Ikiru no ga Muzukashi / Riku Riku Riku LOVE / Torikaka~Tsu
(生きるのが難しい / 通りかかっ: Hard To Live / Passing By)

Studio Albums

# Released Album Sales Oricon Rank Certifications
Physical Digital
1 November 2, 2016 1st Storm 22,687 3,009 8 N/A
2 November 27, 2017 Second Sense TBA TBA TBA TBA

Completion Albums

# Released Album Sales Oricon Rank Certifications
Physical Digital
1 April 24, 2017 Tempest Season ~All Singles Collection~ 12,587 1,379 21 N/A

Mentor System

Mentor To 1st Chapter Members
  • Choi Junghee -> Mentor to all 1st Chapter Members
Mentor To 2nd Chapter Members
  • Jang Taeyoon -> Mentor to Xiu Lin
  • Mason Grace -> Mentor to Uchimura Naoko
  • Oharu Nagisa -> Mentor to Shinji Katoya
  • Wang Zuri -> Mentor to Yamamoto Matthew
Mentor To 3rd Chapter Members
  • Mason Grace -> Mentor to Lee Junghyung
  • Nakanishi Kiru -> Mentor to Naito Kojiro
Mentor To 4th Chapter Members
  • Satoshi Riku -> Mentor to Oh Jaehwa


1st Gen Events
  • [2016.05.28] 1ki First Birthday Anniversary Event ~Last Chance!~
  • [2017.05.28] 1ki Second Birthday Anniversary Event ~Run with Us~
2nd Gen Events
  • [2017.07.02] 2ki First Birthday Anniversary Event ~1 Whole Year~
3rd Gen Events
  • [2017.10.24] 3ki First Birthday Anniversary Event ~Junghyung and Kojiro~


Headlining Tours

  1. [2017.09.09 - 2017.12.31] Tempest Concert Tour 2017 Aki ~1st Storm~ SATOSHI RIKU Sotsugyou Special

One Day Concerts

  1. [2016.07.02] Tempest ~Hiraga Sadatake~ Graduation Event

Sub Units

Total Sales Count

Year Single Sales Digital Single Sales Album Sales Digital Album Sales Total Sales
2015 66,599 12,092 N/A N/A 78,691
2016 172,980 40,779 22,687 3,009 318,146

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