2011 Happenings

January 2011

1 Kizawa Runa leaves Hello! Project
1 Komine Momoka leaves HelloPro Egg
1 Sainen Mia leaves HelloPro Egg
1 Sainen Mia retires from show business
1 Tanaka Anri leaves HelloPro Egg
1 Tanaka Anri leaves Hello! Project
1 Hirano Tomomi retires from show business
1 Hirano Tomomi leaves Hello! Project
1 Hirano Tomomi leaves HelloPro Egg
1 Komine Momoka leaves Hello! Project
1 Kizawa Runa leaves HelloPro Egg
1 Nagasawa Wakana leaves Hello! Project
1 Komine Momoka retires from show business
1 Okai Asuna retires from show business
1 Okai Asuna leaves HelloPro Egg
1 Okai Asuna leaves Hello! Project
1 Nagasawa Wakana leaves HelloPro Egg
1 Sainen Mia leaves Hello! Project
2 Fukumura Mizuki joins Morning Musume｡
2 Kikkawa You becomes a soloist
2 Sayashi Riho joins Morning Musume｡
2 Suzuki Kanon joins Morning Musume｡
2 Sayashi Riho joins Hello! Project
2 Ikuta Erina joins Hello! Project
2 Ikuta Erina joins Morning Musume｡
2 Suzuki Kanon joins Hello! Project
12 Ootani Masae releases “Killing My Caddy”
12 Gotou Maki releases “Gloria”
17 Mori Saki leaves HelloPro Egg
23 Hagiwara Mai leaves Pucchimoni V
23 Nakajima Saki leaves Pucchimoni V
23 ZYX-α disbands
23 Mano Erina leaves Pucchimoni V
23 Pucchimoni V disbands
23 Sugaya Risako leaves Zoku・v-u-den
23 Michishige Sayumi leaves Zoku・v-u-den
23 Shin Minimoni｡ disbands
23 Tanpopo♯ disbands
23 Kumai Yurina leaves Tanpopo♯
23 Okai Chisato leaves Tanpopo♯
23 Mitsui Aika leaves Tanpopo♯
23 Miyamoto Karin leaves Shin Minimoni｡
23 Takeuchi Akari leaves Shin Minimoni｡
23 Zoku・v-u-den disbands
23 Fukuda Kanon leaves Shin Minimoni｡
23 Ogawa Saki leaves ZYX-α
23 Wada Ayaka leaves ZYX-α
23 Sudou Maasa leaves ZYX-α
23 Tokunaga Chinami leaves ZYX-α
23 Tsugunaga Momoko leaves ZYX-α
23 Niigaki Risa leaves ZYX-α
23 Fukumura Mizuki leaves HelloPro Egg
24 Okai Chisato releases “Romantic Ukare Mode”
26 Mano Erina releases “Seishun no Serenade”
26 Da Xiao Jie releases “Jia Jiayou! Da Xiao Jie”
26 Takahashi Ai releases “Koi wo Shichaimashita!”
26 Tanaka Reina releases “Manatsu no Kousen”
26 Niigaki Risa releases “Hello Cover (Niigaki Risa)”
28 Afternoon Musumeδ disbands
29 Dream Morning Musume｡ is formed
31 Furukawa Konatsu leaves HelloPro Egg

February 2011

2 Buono! releases “Zassou no Uta”
9 Ootani Masae releases “ENDLESS LOVE”
9 S/mileage releases “Short Cut”
16 Suzuki Airi releases “Furusato”
16 Tanaka Reina releases “Egao ni Namida〜THANK YOU! DEAR MY FRIENDS〜”
16 Tanaka Reina releases “Koi no Hana”
23 Up Up Girls (Kari) is formed
23 ℃-ute releases “Kiss me Aishiteru”
23 Sengoku Minami becomes leader of Up Up Girls (Kari)

March 2011

2 Yajima Maimi releases “Egao ni Namida〜THANK YOU! DEAR MY FRIENDS〜”
2 Takahashi Ai releases “LOVE Namidairo”
2 Tanaka Reina releases “Onegai Miwaku no Target”
2 Berryz Koubou releases “Heroine ni Narou ka!”
2 Natsuyaki Miyabi releases “Furusato”
2 Tanaka Reina releases “Kousui”
9 Kitahara Sayaka leaves Hello! Project
9 Satou Ayano leaves HelloPro Egg
9 Sekine Azusa leaves HelloPro Egg
9 Arai Manami leaves HelloPro Egg
9 Satou Ayano leaves Hello! Project
9 Kitahara Sayaka leaves HelloPro Egg
21 Maeda Irori leaves Hello! Project
21 Maeda Irori leaves HelloPro Egg
28 Ongaku Gatas disbands
30 Takahashi Ai releases “Akai Nikkichou”
30 Sugaya Risako releases “Akai Nikkichou”
30 Tsugunaga Momoko releases “Kousui”
30 Tsugunaga Momoko releases “Koi wo Shichaimashita!”
30 Natsuyaki Miyabi releases “Koi wo Shichaimashita!”
30 Berryz Koubou releases “⑦ Berryz Times”
30 Yajima Maimi releases “Kousui”
30 Matsuura Aya releases “Futari Oosaka”
30 Sugaya Risako releases “LOVE Namidairo”
30 Tsugunaga Momoko releases “Egao ni Namida〜THANK YOU! DEAR MY FRIENDS〜”
30 Natsuyaki Miyabi releases “LOVE Namidairo”
30 Sugaya Risako releases “Egao ni Namida〜THANK YOU! DEAR MY FRIENDS〜”
30 Suzuki Airi releases “Akai Nikkichou”
30 Okai Chisato releases “Furusato”
30 Takahashi Ai releases “Furusato”
30 Takahashi Ai releases “dearest.”

April 2011

1 Jang DaYeon joins Hello! Project
1 Jang DaYeon joins HelloPro Egg
6 Morning Musume｡ releases “Maji Desu ka Ska!”
6 ℃-ute releases “Chou WONDERFUL!⑥”
6 Ootani Masae releases “BANGIN'”
17 Abe Asami leaves Hello! Project
17 Iwashima Manami leaves Hello! Project
17 Suma Ai leaves Hello! Project
17 SI☆NA disbands
18 Suzuki Airi leaves Aa!
18 Natsuyaki Miyabi leaves Aa!
18 Aa! disbands
18 Saho Akari leaves Aa!
19 Saho Akari leaves HelloPro Egg
19 Kaneko Rie becomes leader of HelloPro Egg
20 Dream Morning Musume｡ releases “Dreamusu｡ ①”
27 S/mileage releases “Koi ni Booing Buu!”
30 Kikkawa You releases “Kikkake wa YOU!”

May 2011

3 Saho Akari joins Up Up Girls (Kari)
3 Murata Megumi retires from show business
4 Gotou Maki releases “LOVE”
25 ℃-ute releases “Momoiro Sparkling”
25 Maeda Yuki releases “Busan Hatsu”

June 2011

3 Lilpri disbands
8 Berryz Koubou releases “Ai no Dangan”
15 Morning Musume｡ releases “Only you”
19 Hamaura Ayano joins Hello! Project
19 Yoshihashi Kurumi joins HelloPro Egg
19 Yoshihashi Kurumi joins Hello! Project
19 Taguchi Natsumi joins HelloPro Egg
19 Hamaura Ayano joins HelloPro Egg
19 Taguchi Natsumi joins Hello! Project
20 Ogawa Rena joins HelloPro Egg
20 Ogawa Rena joins Hello! Project
20 Mogi Minami joins Hello! Project
20 Mogi Minami joins HelloPro Egg
20 Ootsuka Aina joins HelloPro Egg
20 Ootsuka Aina joins Hello! Project
22 Kitahara Sayaka releases “Yappa Seishun”
29 Mano Erina releases “My Days for You”

July 2011

20 Buono! releases “Natsu Dakara!”

August 2011

3 S/mileage releases “Uchouten LOVE”
10 Buono! releases “partenza”
10 Berryz Koubou releases “Aa､ Yo ga Akeru”
14 Takeuchi Akari leaves HelloPro Egg
14 Tamura Meimi joins Hello! Project
14 Nakanishi Kana joins S/mileage
14 Kosuga Fuyuka joins S/mileage
14 Nakanishi Kana joins Hello! Project
14 Katsuta Rina leaves HelloPro Egg
14 Kosuga Fuyuka joins Hello! Project
14 Takeuchi Akari joins S/mileage
14 Tamura Meimi joins S/mileage
14 Katsuta Rina joins S/mileage
27 Ogawa Saki leaves Hello! Project
27 Ogawa Saki retires from show business
28 Tanaka Reina joins Hello! Project Mobekimasu
28 Suzuki Kanon joins Hello! Project Mobekimasu
28 Tamura Meimi joins Hello! Project Mobekimasu
28 Katsuta Rina joins Hello! Project Mobekimasu
28 Takeuchi Akari joins Hello! Project Mobekimasu
28 Ikuta Erina joins Hello! Project Mobekimasu
28 Nakanishi Kana joins Hello! Project Mobekimasu
28 Fukumura Mizuki joins Hello! Project Mobekimasu
28 Hagiwara Mai joins Hello! Project Mobekimasu
28 Fukuda Kanon joins Hello! Project Mobekimasu
28 Wada Ayaka joins Hello! Project Mobekimasu
28 Okai Chisato joins Hello! Project Mobekimasu
28 Berikyuu is formed
28 Suzuki Airi joins Hello! Project Mobekimasu
28 Sugaya Risako joins Hello! Project Mobekimasu
28 Nakajima Saki joins Hello! Project Mobekimasu
28 Kumai Yurina joins Hello! Project Mobekimasu
28 Mitsui Aika joins Hello! Project Mobekimasu
28 Natsuyaki Miyabi joins Hello! Project Mobekimasu
28 Sudou Maasa joins Hello! Project Mobekimasu
28 Tokunaga Chinami joins Hello! Project Mobekimasu
28 Tsugunaga Momoko joins Hello! Project Mobekimasu
28 Yajima Maimi joins Hello! Project Mobekimasu
28 Shimizu Saki joins Hello! Project Mobekimasu
28 Mano Erina joins Hello! Project Mobekimasu
28 Michishige Sayumi joins Hello! Project Mobekimasu
28 HANGRY&ANGRY-f disbands
28 Niigaki Risa becomes leader of Hello! Project Mobekimasu
28 Niigaki Risa joins Hello! Project Mobekimasu
28 Kosuga Fuyuka joins Hello! Project Mobekimasu
28 Sayashi Riho joins Hello! Project Mobekimasu
28 Maeda Yuuka joins Hello! Project Mobekimasu
29 Hello! Project Mobekimasu is formed
31 The Possible releases “6nenme Start!”

September 2011

7 ℃-ute releases “Sekai Ichi HAPPY na Onna no Ko”
10 Kosuga Fuyuka leaves S/mileage
10 Kosuga Fuyuka leaves Hello! Project Mobekimasu
14 Morning Musume｡ releases “Kono Chikyuu no Heiwa wo Honki de Negatterun da yo!”
21 Shibata Ayumi releases “GENKI”
28 S/mileage releases “Tachiagirl”
29 Ishida Ayumi joins Hello! Project Mobekimasu
29 Ishida Ayumi joins Hello! Project
29 Iikubo Haruna joins Hello! Project Mobekimasu
29 Satou Masaki joins Hello! Project Mobekimasu
29 Kudou Haruka joins Hello! Project Mobekimasu
29 Satou Masaki joins Hello! Project
29 Iikubo Haruna joins Morning Musume｡
29 Ishida Ayumi joins Morning Musume｡
29 Iikubo Haruna joins Hello! Project
29 Kudou Haruka joins Morning Musume｡
29 Satou Masaki joins Morning Musume｡
30 Takahashi Ai steps down as leader of Morning Musume｡
30 Takahashi Ai leaves Morning Musume｡
30 Takahashi Ai leaves Hello! Project
30 High-King disbands
30 Shimizu Saki leaves High-King
30 Yajima Maimi leaves High-King
30 Maeda Yuuka leaves High-King
30 Tanaka Reina steps down as leader of High-King
30 Tanaka Reina leaves High-King

October 2011

1 Niigaki Risa becomes leader of Morning Musume｡
5 Kikkawa You releases “HapiRapi〜Sunrise〜”
12 Morning Musume｡ releases “12, Smart”

November 2011

2 Shibata Ayumi releases “believe”
6 Macchas is formed
9 Kitahara Sayaka releases “Kanari Junjou”
9 Berikyuu releases “Amazuppai Haru ni Sakura Saku”
11 Oda Sakura joins HelloPro Egg
11 Oda Sakura joins Hello! Project
11 Yamaga Kanae joins Hello! Project
11 Yamaga Kanae joins HelloPro Egg
16 Hello! Project Mobekimasu releases “Busu ni Naranai Tetsugaku”
23 Maeda Yuki releases “Busan Hatsu〜Kankoku Series Best〜”
25 The Possible releases “Shiawase Hanabi GoggoGGOO!〜Buchinomese! Dai Pinch!〜”

December 2011

7 Takahashi Ai , Kusumi Koharu , Ogawa Saki , Buono! and Hello! Project Mobekimasu release “Pucchi Best 12”
21 Miyamoto Karin releases “Carina Notte”
21 Mano Erina , Berryz Koubou , ℃-ute and S/mileage release “Makeru na Wasshoi!”
21 Matsuura Aya releases “Matsuura Aya 10TH ANNIVERSARY BEST”
28 S/mileage releases “Please Miniskirt Postwoman!”
28 Kikkawa You releases “Konna Watashi de Yokattara”
31 Maeda Yuuka retires from show business
31 Maeda Yuuka leaves Hello! Project Mobekimasu
31 Maeda Yuuka leaves Hello! Project