2010 Happenings
-
people
- 5 2 disbanded groups
- 3 -5 new groups
- 3 0 retirements
- 0 0 born
- 3 -5 new idols
- 11 -17 graduations
- 11 -1 left groups
- 0 0 ex-leaders
- 5 -23 joined groups
- 0 -2 new leaders
-
music
- 23 4 new albums
- 40 -6 new singles
-
December 2010
-
24
-
Kikkawa You leaves Hello! ProjectH!P
-
Kikkawa You leaves HelloPro Kenshuusei
-
-
21
-
Sengoku Minami leaves Hello! ProjectH!P
-
-
-
15
-
Kamei Eri retires from show business
-
Kamei Eri leaves Hello! ProjectH!P
-
JunJun leaves Hello! ProjectH!P
-
LinLin leaves Hello! ProjectH!P
-
Kamei Eri leaves Morning Musume。
-
JunJun leaves Morning Musume。
-
LinLin leaves Morning Musume。
-
Muten Musume。 (Morning Musume。) disbandswith Takahashi Ai, JunJun, Niigaki Risa, Kamei Eri, Michishige Sayumi, Tanaka Reina, LinLin and Mitsui Aika
-
Hello! Project releases “Pucchi Best 11”featuring Noto Arisa, Mano Erina, Morning Musume。, Berryz Koubou, ℃-ute, Buono!, Guardians 4, ANGERME, Lilpri and Muten Musume。 (Morning Musume。)H!P
-
Kamei Eri releases “Hello Cover (Kamei Eri)”
-
Okai Chisato releases “Manatsu no Kousen”
-
-
-
-
Suzuki Airi releases “Seinaru Kane ga Hibiku Yoru”
-
-
-
12
-
Noto Arisa releases “a piece of Romance”
-
-
8
-
S/mileage releases “Warugaki ①”
-
-
1
-
Morning Musume。 releases “Fantasy! Juuichi”
-
℃-ute releases “Aitai Lonely Christmas”
-
-
-
November 2010
-
28
-
Okai Chisato releases “LOVE Namidairo”
-
-
24
-
Mano Erina releases “MORE FRIENDS”
-
Matsuura Aya releases “Click you Link me”
-
Tsuji Nozomi releases “Minna Happy! Mama no Uta”
-
S/mileage releases “My School March”
-
-
17
-
-
10
-
Berryz Koubou releases “Shining Power”
-
-
2
-
-
ShenShen leaves Hello! ProjectH!P
-
Youko leaves Hello! ProjectH!P
-
Guuchan leaves Hello! ProjectH!P
-
PeiPei leaves Hello! ProjectH!P
-
ReiRei retires from show business
-
ReiRei leaves Hello! ProjectH!P
-
Anchii leaves Hello! ProjectH!P
-
Mutou Mika releases “Merry-go-round”
-
-
1
-
Shibata Ayumi releases “YOU&I”
-
-
-
October 2010
-
27
-
Morning Musume。 releases “Appare Kaiten Zushi!”
-
-
13
-
-
℃-ute releases “Akuma de Cute na Seishun Graffiti”
-
-
6
-
-
1
-
Afternoon Musumeδ is formed
-
Afternoon Musumeδ releases “Afternoon Coffee”
-
-
-
September 2010
-
29
-
-
22
-
-
15
-
Abe Natsumi releases “Ameagari no Niji no You ni”
-
Mano Erina releases “Genkimono de Ikou!”
-
-
3
-
Ishii Rika releases “Aoi Kuma”
-
-
-
August 2010
-
28
-
Muten Musume。 (Morning Musume。) is formedwith Takahashi Ai, JunJun, Niigaki Risa, Kamei Eri, Michishige Sayumi, Tanaka Reina, LinLin and Mitsui Aika
-
-
25
-
℃-ute releases “Dance de Bakoon!”
-
-
14
-
Noto Arisa releases “innocent as a BABY”
-
-
10
-
Buono! releases “The Best Buono!”
-
-
-
July 2010
-
28
-
Gotou Maki releases “ONE”
-
-
-
25
-
Noto Arisa releases “END OF THE GATE”
-
-
14
-
Berryz Koubou releases “Maji Bomber!!”
-
-
7
-
Mutou Mika becomes a soloist
-
-
-
June 2010
-
30
-
Okada Yui retires from show business
-
-
16
-
Lilpri releases “Little♡Princess☆Pri! “
-
-
9
-
Morning Musume。 releases “Seishun Collection”
-
-
3
-
Ongaku Gatas releases “READY! KICK OFF!!”
-
-
2
-
-
-
May 2010
-
26
-
S/mileage releases “Yume Miru Fifteen”
-
-
19
-
Ootani Masae becomes a soloist
-
-
12
-
Mano Erina releases “Onegai Dakara・・・”
-
-
3
-
Melon Kinenbi disbands
-
-
-
April 2010
-
28
-
℃-ute releases “Campus Life〜Umarete Kite Yokatta〜”
-
-
21
-
Melon Kinenbi releases “URA MELON”
-
-
7
-
Maeda Yuki releases “Mianhaeyo〜Gomennasai〜”
-
-
-
March 2010
-
31
-
Berryz Koubou releases “6th Otakebi Album”
-
-
-
27
-
Shugo Chara Egg! disbands
-
Kudou Haruka joins Hello! ProjectH!P
-
Nagasawa Wakana joins Hello! ProjectH!P
-
Kizawa Runa joins Hello! ProjectH!P
-
Wada Ayaka leaves HelloPro Kenshuusei
-
Maeda Yuuka leaves HelloPro Kenshuusei
-
Ogawa Saki leaves HelloPro Kenshuusei
-
Fukumura Mizuki leaves Shugo Chara Egg!
-
Maeda Irori leaves Shugo Chara Egg!
-
Tanabe Nanami leaves Shugo Chara Egg!
-
-
-
-
-
17
-
Morning Musume。 releases “⑩ MY ME”
-
Lilpri is formed
-
-
14
-
-
10
-
-
3
-
-
-
February 2010
-
28
-
Guardians 4 disbands
-
-
24
-
℃-ute releases “Shocking 5”
-
Mano Erina releases “Haru no Arashi”
-
-
17
-
Melon Kinenbi releases “MELON'S NOT DEAD”
-
-
10
-
Buono! releases “We are Buono!”
-
-
-
7
-
Noto Arisa releases “NO NIGHT EDEN”
-
-
3
-
Buono! releases “Our Songs”
-
-
-
January 2010
-
20
-
-
6
-
-