2012 Happenings
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people
- 4 -8 disbanded groups
- 7 2 new groups
- 14 -4 new idols
- 0 0 born
- 6 -1 retirements
- 6 -15 graduations
- 39 -7 left groups
- 17 -41 joined groups
- 2 -2 ex-leaders
- 2 0 new leaders
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music
- 42 -18 new singles
- 11 -2 new albums
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December 2012
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28
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Heike Michiyo retires from show business
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19
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Berryz Koubou releases “WANT!”
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12
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Mano Erina releases “NEXT MY SELF”
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5
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Hello! Project releases “Pucchi Best 13”H!P
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November 2012
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28
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S/mileage releases “Samui ne。”
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21
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℃-ute releases “②℃-ute Shinsei Naru Best Album”
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20
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Mogi Minami leaves Hello! ProjectH!P
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Mogi Minami retires from show business
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Kanazawa Tomoko joins Hello! ProjectH!P
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Ichioka Reina joins Hello! ProjectH!P
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Kishimoto Yumeno joins Hello! ProjectH!P
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Makino Maria joins Hello! ProjectH!P
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Kaga Kaede joins Hello! ProjectH!P
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Wada Sakurako joins Hello! ProjectH!P
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Mogi Minami leaves HelloPro Kenshuusei
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18
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LoVendoЯ is formed
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Okada Marina joins Hello! ProjectH!P
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Uozumi Yuki joins Hello! ProjectH!P
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Miyazawa Marin joins Hello! ProjectH!P
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Tanaka Reina becomes leader of LoVendoЯ
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7
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Kikkawa You releases “Vocalist?”
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CAT’S♥EYE 7 releases “Cat's♥Eye”
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October 2012
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28
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27
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14
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CAT'S♥EYE 7 disbands
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10
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Morning Musume。 releases “Wakuteka Take a chance”
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9
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Harvest is formed
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GREEN FIELDS is formed
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3
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Up Up Girls (Kari) releases “End Of The Season”
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September 2012
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26
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Kikkawa You releases “Darling to Madonna”
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15
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Oda Sakura leaves HelloPro Kenshuusei
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Oda Sakura joins Morning Musume。
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14
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ABCHO disbandswith Ishikawa Rika and Yoshizawa Hitomi
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12
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Morning Musume。 releases “⑬ Colorful Character”
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5
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℃-ute releases “Aitai Aitai Aitai na”
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August 2012
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29
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The Possible releases “Nanja Korya?!”
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27
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Yamaga Kanae leaves Hello! ProjectH!P
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Yamaga Kanae retires from show business
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Yamaga Kanae leaves HelloPro Kenshuusei
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22
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S/mileage releases “Suki yo、 Junjou Hankouki。”
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4
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July 2012
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25
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CAT'S♥EYE 7 is formed
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Berryz Koubou releases “cha cha SING”
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20
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Peaberry is formedwith Wada Ayaka and Sayashi Riho
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DIY♡ is formed
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11
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Kikkawa You releases “Koko Kara Hajimarunda!”
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4
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June 2012
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27
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Mano Erina releases “Song for the DATE”
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Up Up Girls (Kari) releases “BareBare I LOVE YOU”
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22
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Maeda Yuki retires from show business
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20
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Berikyuu releases “Chou HAPPY SONG”
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17
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Yamagishi Riko joins Hello! ProjectH!P
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Nomura Minami joins Hello! ProjectH!P
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13
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Kitahara Sayaka releases “Natsu ga Yattekuru”
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4
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Okamura Rise joins Hello! ProjectH!P
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May 2012
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30
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23
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ABCHO releases “Me wo Tojite Gyusshiyo”
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19
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Michishige Sayumi becomes leader of Morning Musume。
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18
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Niigaki Risa leaves Hello! ProjectH!P
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Niigaki Risa leaves Morning Musume。
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Niigaki Risa steps down as leader of Morning Musume。
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Mitsui Aika leaves Morning Musume。
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2
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S/mileage releases “Dot Bikini”
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1
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April 2012
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25
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Up Up Girls (Kari) releases “Going my ↑”
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18
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11
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Morning Musume。 releases “Renai Hunter”
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1
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Murota Mizuki joins Hello! ProjectH!P
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March 2012
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28
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The Possible releases “②Shiawase no Akashi”
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Mano Erina releases “More Friends Over”
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Shibata Ayumi releases “Setsuna”
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21
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Berryz Koubou releases “Be Genki <Naseba Naru!>”
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16
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Uemura Akari joins Hello! ProjectH!P
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13
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10
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Dream Morning Musume。 disbands
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7
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ABCHO is formedwith Ishikawa Rika and Yoshizawa Hitomi
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February 2012
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28
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Kitahara Sayaka releases “HAJIKE-YO!!”
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25
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The Possible releases “Sakurairo Romantic”
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22
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Berryz Koubou releases “Ai no Album⑧”
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15
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Dream Morning Musume。 releases “Shining Butterfly”
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8
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1
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S/mileage releases “Choto Mate Kudasai!”
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January 2012
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25
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Morning Musume。 releases “Pyocopyoco Ultra”
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22
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Hello! Project Mobekimasu disbandswith Niigaki Risa, Michishige Sayumi, Tanaka Reina, Mano Erina, Shimizu Saki, Yajima Maimi, Tsugunaga Momoko, Tokunaga Chinami, Sudou Maasa, Natsuyaki Miyabi, Mitsui Aika, Kumai Yurina, Nakajima Saki, Sugaya Risako, Suzuki Airi, Okai Chisato, Wada Ayaka, Iikubo Haruna, Fukuda Kanon, Hagiwara Mai, Fukumura Mizuki, Ishida Ayumi, Nakanishi Kana, Ikuta Erina, Takeuchi Akari, Katsuta Rina, Sayashi Riho, Suzuki Kanon, Tamura Meimi, Satou Masaki and Kudou Haruka
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Niigaki Risa steps down as leader of Hello! Project Mobekimasu
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18
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Kikkawa You releases “One for YOU!”
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Buono! releases “Hatsukoi Cider / DEEP MIND”
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15
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2
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Kudou Haruka leaves HelloPro Kenshuusei
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1
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Gotou Maki retires from show business
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Jang DaYeon retires from show business
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Jang DaYeon leaves Hello! ProjectH!P
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Gotou Maki discontinues soloist work
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Jang DaYeon leaves HelloPro Kenshuusei
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