Rock A Japonica

Rock A Japonica (ロッカジャポニカ, Rokka Japonika; stylized in English as ROCK A JAPONICA) is a Japanese girl idol group managed by Stardust Promotion. It was formed in 2015 with five members from 3B Junior (out of 26 in total): Ami Uchiyama, Luna Naitō, Ruka Shiina, Chiho Takai, and Misato Hirase.^[1][2]

Rock A Japonica
Background information
Origin	Japan
Genres	J-pop pop
Years active	2014–2019
Labels	Evil Line / King
Members	Luna Naitō Chiho Takai Misato Hirase
Past members	Ruka Shiina Ami Uchiyama
Website	www.rockajaponica.com

The name of the group implies their intention to "rock Japan" (to shake it, impress, get it going).^[1] The group was dissolved on April 29, 2019, but will have one more performance during the "EVIL A LIVE 2019" festival.^[3]

The 3 remaining members came back with the new unit B.O.L.T on April 15, 2019

Members

Name	Birthdate	Notes
Luna Naitō (内藤るな)	(2000-12-23) December 23, 2000 (age 24)
Chiho Takai (高井千帆)	(2001-11-20) November 20, 2001 (age 23)
Misato Hirase (平瀬美里)	(2002-08-06) August 6, 2002 (age 23)

Former Members

Name	Birthdate	Notes
Ruka Shiina (椎名るか)	(2001-07-28) July 28, 2001 (age 24)	Graduated on April 8, 2019 due to poor health condition[4]
Ami Uchiyama (内山あみ)	(2000-01-17) January 17, 2000 (age 25)	Graduated on April 29, 2019 Former Leader

Notes:

1. Ami Uchiyama^[5] is a former member of Kagajo 4S (KAGAJO☆4S), the other four are former members of Minicheer Bears (みにちあ☆ベアーズ).
2. Luna's name formerly appeared as Runa on the website.^[6]

Timeline

Discography

Singles

Nº	Title	Release date	Charts
			JPN Oricon [7]
1	"World Piece" (ワールドピース)	January 27, 2016	15
2	"Kyōka Shock!" (教歌SHOCK!)	July 6, 2016	5
3	"Dakedo Yumemiru" (だけどユメ見る)[8]	November 23, 2016	8
-	"Tambourine Ring Ring" (タンバリン、凛々)	April 6, 2017	Only sold in limited events
4	"Sai the Kou!" (最the高)	August 1, 2018	15
5	"MUGEN" (MUGEN)	December 12, 2018	9
-	"Saint Mental gift" (Saint Mental gift)	December 25, 2018	Only sold in limited events

Albums

Title	Release date	Charts
		JPN Oricon
"Magical View" (Magical View)	November 15, 2017	12

Videography

Music videos

Title	Year	Director(s)	Ref.
"Dakedo Yumemiru" (だけどユメ見る)	2016	Hideo Kawatani	[9]
"Watashi No Chizu" (わたしの地図)	2017	tatsuaki	[10]
"Kyōka Shock!" (教歌SHOCK!)	2016		[11]
"Sai the Kou!" (最the高)	2018	Takuto Shimpo	[12]
"MUGEN" (MUGEN)	2018	ZUMI	[13]

Video albums

Title	Release date	Charts
		JPN Oricon Blu-ray[14]
"Rock-A-Japonica Magical View The Story of Miracles" (ロッカジャポニカ Magical View キセキとキセキの物語)	April 25, 2018	54