The World Standard (Wa-Suta)

The World Standard / Wa-Suta (わーすた)The World StandardWa-Suta (わーすた) is a Japanese idol group formed in 2015.

It currently consists of 5 members. Each one has been assigned a color.

It is a sister group of Super☆Girls, Cheeky Parade and GEM.

Biography / History

The creation of Wa-Suta was announced in January 2015.

Its name and the list of the members were officially introduced in March 2015.

The World Standard (わーすた)Sakamoto Hazuki, Hirokawa Nanase, Matsuda Miri, Kodama Ririka and Mishina Ruka are former members of iDOL Street ストリート生 (trainees) from Osaka, Fukuoka, Sapporo and Nagoya. Sakamoto Hazuki and Kodama Ririka were also part of hanarichu.

The name The World Standard is a reference to the fact that these girls are part of a digital native generation of idols, and want to expand activities and Kawaii Japan worldwide.

The roles of the members are divided : Hirokawa Nanase and Mishina Ruka are the vocalists, whereas Sakamoto Hazuki, Matsuda Miri and Kodama Ririka are the dancers.

They host the internet program Wa-suta no Kawaii Room (わーすたのKawaii☆Room) on Showroom since May 2015.

The World Standard (わーすた) - One PieceIn August 2015, they dressed up as One Piece characters on the TV show Cos Cosplay Play (コスコスプレプレ).

The World Standard’s 1st single Inu Neko. Seishu Massakari (いぬねこ。青春真っ盛り) was released on  Music Card in October 2015.

The World Standard (わーすた)The girls appear on the variety show Idol Rue (あいどりゅ☆) on Fuji TV since October 2015.

Hirokawa Nanase was appointed Sky PerfecTV! J Youth Cup Supporter (スカパー!Jユースカップ サポーター) in October 2015.

The group held its 1st regular live performance Wonderful World (ワンダフル・ワールド) from October to December 2015 at Akiba Cultures Theater, Tokyo.

The World Standard / Wa-Suta (わーすた)Wa-Suta’s 1st album The World Standard was released in May 2016. This CD marked their major debut.

They participated in @Jam in Shanghai 2016, in China, along with Passpo☆ and Tokyo Girls’ Style in June. This event was their first overseas live performance.

The World Standard members showed a darker side of themselves on the single Kanzen Naru Idol (完全なるアイドル) released in September 2016.


  • The World Standard / Wa-Suta (わーすた)
  • Years active : 2015 – present
  • Label : iDOL Street
  • Agency : avex vanguard


  • Sakamoto Hazuki (坂元葉月) – Yellow
  • Hirokawa Nanase (廣川奈々聖) – Green
  • Matsuda Miri (松田美里) – Purple
  • Kodama Ririka (小玉梨々華) – Blue
  • Mishina Ruka (三品瑠香) – Pink



  • 05/10/2015 : Inu Neko. Seishu Massakari (いぬねこ。青春真っ盛り)
  • 28/09/2016 : Kanzen Naru Idol (完全なるアイドル)


  • 04/05/2015 : The World Standard



The World Standard / Wa-Suta (わーすた)