"Junjō U-19" (純情U-19, "Innocence Under 19") is Japanese idol group NMB48's third single. It was released on January 25, 2012. This is the first single to feature members from Team M which was formed on January 26, 2012. The single was released in four editions: Type-A, Type B, Type-C and a Theater edition, all of which contains different B-sides. Upon its release "Junjō U-19" topped the Oricon weekly chart and Billboard Japan Hot 100.

"Junjō U-19"
Single by NMB48
from the album Teppen Tottande!
B-side
  • "Baatari Go!"
  • "Doryoku no Shizuku" (Type-A)
  • "Migi e Magare!" (Type-B)
  • "Ren'ai no Speed" (Type-C)
  • "Jungle Gym" (Theater Edition)
ReleasedJanuary 25, 2012 (2012-01-25)
Labellaugh out loud! records
Songwriter(s)Yasushi Akimoto
Producer(s)Yasushi Akimoto
NMB48 singles chronology
"Oh My God!"
(2011)
"Junjō U-19"
(2012)
"Nagiichi"
(2012)

Live performances

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The group first performed the song during the Hey! Hey! Hey! 2011 Christmas special which aired on December 19.[1]

Members

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On December 18, 2011, the senbatsu (選抜, "selection") members were revealed.[2]

"Junjou U-19"

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  • Team N: Mayu Ogasawara, Kanako Kadowaki, Rika Kishino, Haruna Kinoshita, Riho Kotani, Rina Kondo, Kei Jonishi, Miru Shiroma, Aina Fukumoto, Nana Yamada, Sayaka Yamamoto, Miyuki Watanabe
  • Team M: Momoka Kinoshita, Eriko Jo, Fuuko Yagura, Keira Yogi

"Baatari Go!"

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Performed by Undergirls
  • Team N: Kanna Shinohara, Yuuki Yamaguchi
  • Team M: Riona Ota, Rena Kawakami, Yuuka Kodokari, Yui Takano, Airi Tanigawa, Ayame Hikawa, Runa Fujita, Mao Mita, Ayaka Kurakami, Sae Murase, Natsumi Yamagishi
  • Kenkyuusei: Yuki Azuma, Yuumi Ishida, Mizuki Uno, Risako Okada, Ayaka Okita, Narumi Koga, Arisa Koyanagi, Sorai Sato, Hiromi Nakagawa, Rurina Nishizawa, Momoka Hayashi, Mizuki Hara, Hitomi Yamamoto

"Doryoku no Shizuku"

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Performed by Shirogumi
  • Team N: Mayu Ogasawara, Kanako Kadowaki, Rika Kishino, Haruna Kinoshita, Kanna Shinohara, Nana Yamada, Sayaka Yamamoto
  • Team M: Yuuka Kodakari, Eriko Jo, Natsumi Yamagishi, Keira Yogi
  • Kenkyuusei: Ayaka Okita

"Migi e Magare!"

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Akagumi
  • Team N: Riho Kotani, Rina Kondo, Kei Jonishi, Miru Shiroma, Aina Fukumoto, Yuuki Yamaguchi, Miyuki Watanabe
  • Team M: Momoka Kinoshita, Airi Tanigawa, Ayame Hikawa, Ayaka Murakami, Fuuko Yagura

"Renai no Speed"

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NMB Seven
  • Team N: Mayu Ogasawara, Kei Jonishi, Aina Fukumoto, Nana Yamada, Sayaka Yamamoto, Miyuki Watanabe
  • Kenkyuusei: Eriko Jo

"Jungle Gym"

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  • Team N: Sayaka Yamamoto

Charts and certifications

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Weekly charts

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Chart (2012) Peak
position
Japan (Billboard Japan Hot 100)[3] 1
Japan (Oricon)[4] 1
Japan (RIAJ Digital Track Chart)[5] 32

References

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  1. ^ "【エンタがビタミン♪】「鉄のパンツにびっくり! 」NMB48の新曲"純情U-19"の歌詞にメンバー自身も驚き隠せず。". Techinsight. 20 December 2011. Retrieved 10 December 2012.
  2. ^ "NMB48、3rdシングルのタイトルは「純情U-19」". Natalie.mu. Retrieved 10 December 2012.
  3. ^ "Japan Billboard Hot 100" (in Japanese). Billboard Japan. Retrieved 10 December 2012.
  4. ^ "【オリコン】女性歌手初!NMB48がデビューから3作連続首位~沢尻エリカらの記録更新". Oricon. Retrieved 10 December 2012.
  5. ^ "レコード協会調べ 2012年02月15日~2012年02月21日<略称:レコ協チャート(「着うたフル(R)」)>". RIAJ Digital Track Chart. Archived from the original on 12 June 2012. Retrieved 10 December 2012.