2003 Happenings

people
- 1 0 new leaders
- 6 4 ex-leaders
- 33 25 joined groups
- 5 -4 left groups
- 4 -13 new idols
- 0 -8 graduations
- 0 -4 born
- 0 -2 retirements
- 7 -1 disbanded groups
- 8 2 new groups
music
- 35 -2 new singles
- 11 -4 new albums

December 2003
- 30
  - Pucchimoni disbands
    with Ayaka, Yoshizawa Hitomi and Ogawa Makoto
  - Yoshizawa Hitomi steps down as leader of Pucchimoni
  - Yoshizawa Hitomi leaves Pucchimoni
  - Ayaka leaves Pucchimoni
  - Ogawa Makoto leaves Pucchimoni
- 17
  - Hello! Project releases “Pucchi Best 4”
    featuring Morning Musume｡, Country Girls, Pucchimoni, Melon Kinenbi, Minimoni｡, Morning Musume｡ Otomegumi, Morning Musume｡ Sakuragumi, ZYX, 7AIR, 11WATER, SALT5, ROMANS and Aa!
    
    H!P
- 10
  - ZYX releases “Shiroi TOKYO”
- 3
  - Melon Kinenbi releases “Kawaii Kare”
November 2003
- 27
  - Gotou Maki releases “Genshoku GAL Hade ni Yukube!”
- 24
  - Abe Natsumi and Minimoni｡ release “Mirakururun Grand Purin! / Piihyara Kouta”
- 12
  - Country Musume｡ releases “Senpai〜LOVE AGAIN〜”
- 6
  - Morning Musume｡ releases “Go Girl〜Koi no Victory〜”
- 1
  - RuRu releases “Sweet Talk Gen Wo Shuo”
October 2003
- 29
  - Aa! releases “FIRST KISS”
- 22
  - Iida Kaori releases “Paradinome〜Koi ni Mi wo Yudanete〜”
- 16
  - Minimoni｡ releases “CRAZY ABOUT YOU”
September 2003
- 27
  - ROMANS disbands
    with Ayaka, Saitou Hitomi, Yaguchi Mari, Satoda Mai and Ishikawa Rika
- 25
  - Matsuura Aya releases “THE LAST NIGHT”
- 18
  - Morning Musume｡ Sakuragumi releases “Hare Ame Nochi Suki♡”
  - Morning Musume｡ Otomegumi releases “Ai no Sono〜Touch My Heart!〜”
- 12
  - Aa! is formed
    with Tanaka Reina, Natsuyaki Miyabi and Suzuki Airi
  - Tanaka Reina becomes leader of Aa!
- 10
  - Melon Kinenbi releases “MI DA RA Matenrou”
- 3
  - Ichii Sayaka releases “4U ～Hitasura～”
August 2003
- 27
  - Gotou Maki releases “Daite yo! PLEASE GO ON”
- 20
  - ROMANS releases “SEXY NIGHT〜Wasurerarenai Kare〜”
- 13
  - Abe Natsumi releases “22sai no Watashi”
  - Abe Natsumi becomes a soloist
- 6
  - ZYX releases “Iku ZYX! FLY HIGH”
July 2003
- 30
  - Morning Musume｡ releases “Shabondama”
- 27
  - SALT5 disbands
    with Maeda Yuki, Abe Natsumi, Matsuura Aya, Ogawa Makoto and Kago Ai
  - 7AIR disbands
    with Inaba Atsuko, Ootani Masae, Satoda Mai, Mika, Ishikawa Rika, Takahashi Ai and Niigaki Risa
  - 11WATER disbands
    with Murata Megumi, Iida Kaori, Ayaka, Saitou Hitomi, Yaguchi Mari, Shibata Ayumi, Asami, Fujimoto Miki, Yoshizawa Hitomi, Konno Asami and Tsuji Nozomi
- 24
  - Country Musume｡ releases “Uwaki na Honey Pie”
- 16
  - Maeda Yuki releases “Toukyou Kirigirisu”
- 9
  - SALT5, 7AIR and 11WATER release “Kowarenai Ai ga Hoshii no / GET UP! Rapper / BE ALL RIGHT!”
- 1
  - ROMANS is formed
    with Ayaka, Saitou Hitomi, Yaguchi Mari, Satoda Mai and Ishikawa Rika
  - Miuna joins Hello! Project
    
    H!P
  - Miuna joins Country Girls
  - Ishikawa Rika leaves Country Girls
  - Konno Asami joins Country Girls
  - Fujimoto Miki joins Country Girls
June 2003
- 18
  - Gotou Maki releases “Scramble”
- 4
  - Matsuura Aya releases “GOOD BYE Natsuo”
- 1
  - SALT5 is formed
    with Maeda Yuki, Abe Natsumi, Matsuura Aya, Ogawa Makoto and Kago Ai
  - 7AIR is formed
    with Inaba Atsuko, Ootani Masae, Satoda Mai, Mika, Ishikawa Rika, Takahashi Ai and Niigaki Risa
  - 11WATER is formed
    with Murata Megumi, Iida Kaori, Ayaka, Saitou Hitomi, Yaguchi Mari, Shibata Ayumi, Asami, Fujimoto Miki, Yoshizawa Hitomi, Konno Asami and Tsuji Nozomi
May 2003
- 21
  - Nakazawa Yuuko, Yasuda Kei, Yaguchi Mari and Melon Kinenbi release “FS (Folk Songs) 4”
  - Nakazawa Yuuko releases “GET ALONG WITH YOU”
- 14
  - Minimoni｡ releases “Minimoni｡ Kazoe Uta〜Ofuro Version〜 / Minimoni｡ Kazoe Uta〜Date Version〜”
- 8
  - Melon Kinenbi releases “Chance of LOVE”
- 5
  - Yasuda Kei leaves Morning Musume｡
  - Yoshizawa Hitomi becomes leader of Pucchimoni
- 1
  - Abe Natsumi releases “Haha to Musume no Duet Song”
  - Ichii Sayaka releases “Zutto Zutto”
April 2003
- 23
  - Iida Kaori releases “Osavurio〜Ai wa Matte Kurenai〜”
  - Morning Musume｡ releases “AS FOR ONE DAY”
- 9
  - Minimoni｡ releases “Rock 'n' Roll Kenchou Shozaichi〜Oboechaina Series〜”
- 1
  - ZYX is formed
    with Yaguchi Mari, Umeda Erika, Shimizu Saki, Yajima Maimi, Tsugunaga Momoko and Murakami Megumi
  - Yaguchi Mari becomes leader of ZYX
March 2003
- 29
  - 4KIDS disbands
    with Sudou Maasa, Sugaya Risako, Suzuki Airi and Hagiwara Mai
  - Mika becomes leader of Minimoni｡
  - Takahashi Ai joins Minimoni｡
- 26
  - Morning Musume｡ and Hello! Project・Kids release “No.5”
  - Inaba Atsuko, Maeda Yuki, Matsuura Aya, Morning Musume｡, Country Musume｡, Coconuts Musume｡ and Melon Kinenbi release “Shinsaku Douyou Pops (Ni)”
- 19
  - Gotou Maki releases “Uwasa no SEXY GUY”
- 12
  - Melon Kinenbi releases “1st Anniversary”
  - Matsuura Aya releases “Ne〜e?”
February 2003
- 26
  - Fujimoto Miki releases “MIKI①”
- 19
  - Morning Musume｡ releases “Morning Musume｡ no Hyokkori Hyoutanjima”
- 5
  - Gotou Maki releases “Makking GOLD ①”
  - Fujimoto Miki releases “Boogie Train '03”
January 2003
- 30
  - Gomattou disbands
    with Fujimoto Miki, Gotou Maki and Matsuura Aya
- 29
  - Matsuura Aya releases “T・W・O”
  - Melon Kinenbi releases “Akai Freesia”
- 28
  - Morning Musume｡ Otomegumi is formed
    with Iida Kaori, Ishikawa Rika, Fujimoto Miki, Tsuji Nozomi, Ogawa Makoto, Michishige Sayumi and Tanaka Reina
  - Morning Musume｡ Sakuragumi is formed
    with Abe Natsumi, Yaguchi Mari, Yoshizawa Hitomi, Takahashi Ai, Konno Asami, Kago Ai, Niigaki Risa and Kamei Eri
  - Iida Kaori becomes leader of Morning Musume｡ Otomegumi
  - Abe Natsumi becomes leader of Morning Musume｡ Sakuragumi
- 19
  - Kamei Eri joins Hello! Project
    
    H!P
  - Michishige Sayumi joins Hello! Project
    
    H!P
  - Tanaka Reina joins Hello! Project
    
    H!P
  - Kamei Eri joins Morning Musume｡
  - Tanaka Reina joins Morning Musume｡
  - Michishige Sayumi joins Morning Musume｡
  - Fujimoto Miki joins Morning Musume｡