2010 Happenings

11 left groups
10 graduations
5 disbanded groups
3 retirements
23 new albums
40 new singles
3 new groups
5 joined groups
3 new idols

January 2010

6 ℃-ute releases “SHOCK!”
20 Shugo Chara Egg! and Guardians 4 release “Going On!”

February 2010

3 Buono! releases “Our Songs”
7 Noto Arisa releases “NO NIGHT EDEN”
10 Buono! releases “We are Buono!”
10 Morning Musume｡ releases “Onna ga Medatte Naze Ikenai”
17 Melon Kinenbi releases “MELON'S NOT DEAD”
24 ℃-ute releases “Shocking 5”
24 Mano Erina releases “Haru no Arashi”
28 Guardians 4 disbands

March 2010

3 Berryz Koubou releases “Otakebi Boy WAO! / Tomodachi wa Tomodachi Nanda!”
10 Buono! , Shugo Chara Egg! and Guardians 4 release “Shugo Chara! Song ♪ Best”
14 S/mileage releases “Otona ni Naru tte Muzukashii!!!”
17 Lilpri is formed
17 Morning Musume｡ releases “⑩ MY ME”
27 Maeda Yuuka leaves HelloPro Egg
27 Kudou Haruka joins HelloPro Egg
27 Wada Ayaka leaves HelloPro Egg
27 Shugo Chara Egg! disbands
27 Maeda Irori leaves Shugo Chara Egg!
27 Kizawa Runa joins Hello! Project
27 Nagasawa Wakana joins Hello! Project
27 Kudou Haruka joins Hello! Project
27 Nagasawa Wakana joins HelloPro Egg
27 Fukumura Mizuki leaves Shugo Chara Egg!
27 Kizawa Runa joins HelloPro Egg
27 Tanabe Nanami leaves Shugo Chara Egg!
27 Ogawa Saki leaves HelloPro Egg
31 Berryz Koubou releases “6th Otakebi Album”
31 Kago Ai releases “Kago Ai Meets Jazz ～The First Door～”

April 2010

7 Maeda Yuki releases “Mianhaeyo〜Gomennasai〜”
21 Melon Kinenbi releases “URA MELON”
28 ℃-ute releases “Campus Life〜Umarete Kite Yokatta〜”

May 2010

3 Melon Kinenbi disbands
12 Mano Erina releases “Onegai Dakara・・・”
19 Ootani Masae becomes a soloist
26 S/mileage releases “Yume Miru Fifteen”

June 2010

2 The Possible releases “Yabee Nabee na Atsuryoku bee naa”
3 Ongaku Gatas releases “READY! KICK OFF!!”
9 Morning Musume｡ releases “Seishun Collection”
16 Lilpri releases “Little♡Princess☆Pri! ”
30 Okada Yui retires from show business

July 2010

7 Mutou Mika becomes a soloist
14 Berryz Koubou releases “Maji Bomber!!”
25 Noto Arisa releases “END OF THE GATE”
28 S/mileage releases “◯◯ Ganbaranakutemo Ee nen de!!”
28 Gotou Maki releases “ONE”

August 2010

10 Buono! releases “The Best Buono!”
14 Noto Arisa releases “innocent as a BABY”
25 ℃-ute releases “Dance de Bakoon!”
28 Muten Musume｡ (Morning Musume｡) is formed

September 2010

3 Ishii Rika releases “Aoi Kuma”
15 Mano Erina releases “Genkimono de Ikou!”
15 Abe Natsumi releases “Ameagari no Niji no You ni”
22 Gotou Maki releases “Gotou Maki COMPLETE BEST ALBUM 2001-2007 ～Singles & Rare Tracks～”
29 S/mileage releases “Onaji Jikyuu de Hataraku Tomodachi no Bijin Mama”

October 2010

1 Afternoon Musumeδ is formed
1 Afternoon Musumeδ releases “Afternoon Coffee”
6 The Possible releases “Watashi no Miryoku / LOVE² Paradise”
13 Sugaya Risako releases “Oshare My Dream / Elegant Girl”
13 ℃-ute releases “Akuma de Cute na Seishun Graffiti”
27 Morning Musume｡ releases “Appare Kaiten Zushi!”

November 2010

1 Shibata Ayumi releases “YOU&I”
2 Guuchan leaves Hello! Project
2 Ice Creamusume｡ disbands
2 Mutou Mika releases “Merry-go-round”
2 PeiPei leaves Hello! Project
2 Youko leaves Hello! Project
2 ReiRei leaves Hello! Project
2 Anchii leaves Hello! Project
2 ReiRei retires from show business
2 ShenShen leaves Hello! Project
10 Berryz Koubou releases “Shining Power”
17 Lilpri releases “Idolulu”
17 Morning Musume｡ releases “Onna to Otoko no Lullaby Game”
24 Tsuji Nozomi releases “Minna Happy! Mama no Uta”
24 Mano Erina releases “MORE FRIENDS”
24 S/mileage releases “My School March”
24 Matsuura Aya releases “Click you Link me”
28 Okai Chisato releases “LOVE Namidairo”

December 2010

1 Morning Musume｡ releases “Fantasy! Juuichi”
1 ℃-ute releases “Aitai Lonely Christmas”
8 S/mileage releases “Warugaki ①”
12 Noto Arisa releases “a piece of Romance”
15 LinLin leaves Hello! Project
15 Muten Musume｡ (Morning Musume｡) disbands
15 Kamei Eri leaves Hello! Project
15 Kamei Eri retires from show business
15 JunJun leaves Hello! Project
15 LinLin leaves Morning Musume｡
15 JunJun leaves Morning Musume｡
15 Kamei Eri leaves Morning Musume｡
15 Noto Arisa , Mano Erina , Morning Musume｡ , Berryz Koubou , ℃-ute , Buono! , Guardians 4 , S/mileage , Lilpri and Muten Musume｡ (Morning Musume｡) release “Pucchi Best 11”
15 Kamei Eri releases “Hello Cover (Kamei Eri)”
15 Okai Chisato releases “Egao ni Namida〜THANK YOU! DEAR MY FRIENDS〜”
15 Suzuki Airi releases “Seinaru Kane ga Hibiku Yoru”
15 Okai Chisato releases “Manatsu no Kousen”
15 Yajima Maimi releases “Seinaru Kane ga Hibiku Yoru”
15 Tsugunaga Momoko releases “Seinaru Kane ga Hibiku Yoru”
15 Niigaki Risa releases “Seinaru Kane ga Hibiku Yoru”
21 Sengoku Minami leaves HelloPro Egg
21 Sengoku Minami leaves Hello! Project
24 Kikkawa You leaves HelloPro Egg