GEM (band)

GEM

Company type	Idol group
Industry	Music, entertainment
Founded	2013
Defunct	2018-03-25
Headquarters	Japan
Products	J-pop music
Owner	Avex Trax (Idol Street initiative)

GEM (an abbreviation for "Girls Entertainment Mixture") was a Japanese idol girl group established in 2013 under the Idol Street initiative managed by Avex Trax. The group was active in the J-pop scene until their disbandment on March 25, 2018, after which the remaining members joined other ensembles within the iDOL Street collective.

Members

• Yuki Kanazawa
• Chisami Ito
• Yu Morioka
• Nana Minamiguchi
• Jurin Kumashiro
• Kako Oguri
• Maaya Takeda
• Sara Hirano
• Hirari Nishida

Former members

• Nagi Ozeki
• Hazuki Sakamoto
• Nana Asakawa
• Risa Uchimura
• Monami Noguchi
• Lana Murakami
• Maho Iyama

Timeline

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ScaleMajor = unit:year increment:1 start:2013 gridcolor:black

PlotData =

color:blue width:7 textcolor:black align:left anchor:from
bar:Ozeki       from:start till:04/07/2013
bar:Sakamoto    from:start till:06/14/2013
bar:Asakawa     from:start till:06/11/2013 
bar:Uchimura    from:start till:06/11/2013 
bar:Kanazawa    from:start till:end
bar:Morioka     from:start till:end
bar:Minamiguchi from:start till:end
bar:Kumashiro   from:start till:end
bar:Murakami    from:start till:01/15/2018
bar:Murakami    from:12/18/2017 till:01/15/2018 color:black
bar:Takeda      from:start till:06/25/2016
bar:Takeda      from:06/25/2016 till:end color:black
bar:Iyama       from:start till:01/15/2018
bar:Iyama       from:12/18/2017 till:01/15/2018 color:black
color:purple width:7 textcolor:black align:left anchor:from
bar:Ito         from:04/01/2013 till:07/06/2015
bar:Ito         from:07/06/2015 till:09/30/2015 color:black
bar:Ito         from:09/30/2015 till:end
bar:Oguri       from:04/01/2013 till:end 
bar:Hirano      from:04/01/2013 till:end 
color:magenta width:7 textcolor:black align:left anchor:from
bar:Noguchi     from:06/25/2016 till:08/31/2016 
bar:Nishida     from:06/25/2016 till:end

</timeline>

Black - hiatus

Singles

Title	Release date	Featured Songs	Chart position		Sales (Oricon)		Certification	Notes
			Oricon Weekly Singles Chart	Billboard Japan Hot 100	First week	Total
We're GEM!	1 January 2014	"We're GEM!" "BFF" "PAN-PAKA-PAN!"	12
Do You Believe?	4 June 2014	"Do You Believe?" "Like a Heartbeat" "Just! Call Me"	9
Star Shine Story	17 December 2014	"Star Shine Story" "Can't Stop Loving"	5					Final release prior to Chisami Ito’s hiatus.
Baby, Love Me!	30 September 2015	"Baby, Love me!" "The Brand-New Girl"	18					Issued during Chisami Ito’s break. Served as ending theme for Jewelpet Magical Change and Avex's Kira Challenge 2015.
Fine! ~fly for the future~	23 March 2016	"Fine! ~fly for the future~"	3					Last single with Maaya Takeda before her hiatus. Marked Chisami Ito’s return.
Spotlight	20 July 2016	"Spotlight" "fRiEnDs" "one"	17					Introduced Monami Noguchi and Hirari Nishida; final appearance for Monami Noguchi. First release without Maaya Takeda. "fRiEnDs" featured select members exclusively. The chorus of "one" included Monami Noguchi and Jurin Kumashiro; choreography performed by others.
Sugar Baby	15 February 2017	Sugar Baby WHAT IF? Little Bud of Dreams (夢の蕾, Yume no Tsubomi)	9					Centered on Maho Iyama in the title track. First single released without Monami Noguchi.
Luna and Sol from GEM	19 October 2017	Don't You Wanna Kiss? GALAXY MJK	10					Features subgroups LUNA performing "Don't You Wanna Kiss?" and SOL performing "GALAXY" and "MJK". This was their final single release.

Music Cards

Title	Release Date	Included Songs	Chart Rankings		Sales (Oricon)		Certification	Remarks
			Oricon Weekly Singles Chart	Billboard Japan Hot 100	Initial Week	Cumulative
No Girls No Fun	28 June 2015	No Girls No Fun	-	-	-	-	-	Featuring Yuki Kanazawa, Yu Morioka, Kako Oguri, Lana Murakami, Maaya Takeda, Maho Iyama, and Sara Hirano.
You You You	28 June 2015	You You You	-	-	-	-	-	Included Chisami Ito, Yu Morioka, Jurin Kumashiro, Lana Murakami, and Maho Iyama.
Delightful Days	28 June 2015	Delightful Days	-	-	-	-	-	Features Yuki Kanazawa, Nana Minamiguchi, Kako Oguri, Lana Murakami, Maaya Takeda, Maho Iyama, and Sara Hirano.
You and I. /Strongest Summer!! (キミと僕。/最強 Summer!!, Kimi to Boku. /Saikyou Summer!!)	16 August 2017	"You and I." (キミと僕。, Kimi to Boku.) Strongest Summer! (最強 Summer!!, Saikyou Summer!!)	-	-	-	-	-

Albums

Title	Release Date	Included Songs	Chart Rankings		Sales (Oricon)		Certification	Remarks
			Oricon Weekly Singles Chart	Billboard Japan Hot 100	Initial Week	Cumulative
Girls Entertainment Mixture	23 March 2016	CD 1 contains "Girls Entertainment Overture," "We’re GEM!," "Do You Believe?," "Star Shine Story," "No Girls No Fun," "You You You," "Delightful Days," "Baby, Love me!," and "Fine! ～fly for the future～" Type B CD 2 includes "PAN-PAKA-PAN!," "Just! Call Me," "The Brand-New Girl," "BFF," "Like A Heartbeat," and "Can’t Stop Loving" Additional tracks: "Tears in the sky," "FLY NOW!!," "Party Up," "Clarity," and "departure" Type C CD 2 features "Kitto For You! (きっと For You！)," "Onegai Moonlight (オネガイMoonlight)," "Speed up," "Do it Do it," "EMERGE!!," and "DANCIN' DANCIN' DANCE!!"	-	-	-	-	-	Highlights: The track "Clarity" showcases Chisami Ito, Jurin Kumashiro, Lana Murakami, Maaya Takeda, and Maho Iyama; "EMERGE!!" highlights Maaya Takeda; while "DANCIN' DANCIN' DANCE!!" features Chisami Ito, Kako Oguri, Lana Murakami, and Sara Hirano.

Collaborations

Performed alongside Lana Murakami -| TRF Respect Idol Tribute!! (TRFリスペクトアイドルトリビュート!!, TRF Risupekuto Aidoru Toribyūto!!)

Single	Artist(s)	Release Date	Songs Participated In	Remarks
TOMOSUKE×Jazzin' park presents LANA	TOMOSUKE, Jazzin' park, and Lana Murakami
IRF, Idoling!!!, Dream5, Tokyo Girls' Style, BiS, Idol Street, and DJ KOO from TRF	19 December 2012	Love & Peace Forever	The song featured Chisami Ito, Maho Iyama, Jurin Kumashiro, Nana Minamiguchi, Lana Murakami, and Maaya Takeda alongside SUPER☆GiRLS, Cheeky Parade, and Street-sei.

Celebration

SUPER☆GiRLS

20 February 2013

Celebration

Included all iDOL Street members.

Everlasting Summer High Touch (常夏ハイタッチ, Tokonatsu Hai Tatchi)

SUPER☆GiRLS

12 June 2013

PAN-PAKA-PAN!

Featured all iDOL Street members.

Magical☆Change (マジカル☆チェンジ, Majikaru☆Chenji) Magical☆Dreamin' (マジカル☆どりーみん, Majikaru☆Dorīmin)

5 August 2015

Magical☆Change (マジカル☆チェンジ)

Served as the opening theme for Jewelpet: Magical Change. Included Nana Minamiguchi and Lana Murakami as part of Magical☆Dreamin'.

Hello・Christmas (ハロ・クリダンス) Yovex ([妖ベックス] Error: {{nihongo}}: transliteration text not Latin script (pos 1: 妖) (help))

27 September 2017

Used as the ending theme for Yokai Watch. Featured Chisami Ito, Yu Morioka, and Lana Murakami as members of Yovex.