1999 Happenings

people
- 0 0 new leaders
- 0 0 ex-leaders
- 2 -2 joined groups
- 1 1 left groups
- 18 15 new idols
- 3 3 graduations
- 18 5 born
- 2 2 retirements
- 0 0 disbanded groups
- 5 4 new groups
music
- 23 14 new singles
- 3 0 new albums

December 1999
- 28
  - Melon Kinenbi is formed
    with Murata Megumi, Saitou Hitomi, Ootani Masae and Shibata Ayumi
  - Murata Megumi joins Hello! Project
    
    H!P
  - Saitou Hitomi joins Hello! Project
    
    H!P
  - Ootani Masae joins Hello! Project
    
    H!P
  - Shibata Ayumi joins Hello! Project
    
    H!P
- 8
  - Taiyou to Ciscomoon releases “Marui Taiyou -winter ver.-“
November 1999
- 30
  - Kaga Kaede (20) is born
  - Country Musume｡ releases “Yukigeshiki”
- 25
  - Pucchimoni releases “Chokotto LOVE”
- 16
  - Tanimoto Ami (21) is born
- 10
  - Tanabe Nanami (21) is born
  - Miyoshi Chinatsu releases “Love, Yes I do!”
October 1999
- 27
  - Taiyou to Ciscomoon releases “Taiyo & Ciscomoon 1”
  - Kudou Haruka (21) is born
- 20
  - Niinuma Kisora (21) is born
  - Tanpopo releases “Seinaru Kane ga Hibiku Yoru”
- 7
  - Nonaka Miki (21) is born
- 3
  - Pucchimoni is formed
    with Yasuda Kei, Ichii Sayaka and Gotou Maki
September 1999
- 29
  - Taiyou to Ciscomoon releases “Magic of Love”
- 22
  - Yoshihashi Kurumi (21) is born
- 9
  - Morning Musume｡ releases “LOVE Machine”
August 1999
- 29
  - Mashiro Kana (21) is born
- 25
  - Coconuts Musume｡ releases “DANCE & CHANCE”
  - Taiyou to Ciscomoon releases “Everyday Everywhere”
- 22
  - Gotou Maki joins Morning Musume｡
  - Gotou Maki joins Hello! Project
    
    H!P
- 4
  - Hirose Ayaka (21) is born
  - Miyoshi Chinatsu releases “Unchain My Heart”
July 1999
- 30
  - Kobayashi Azusa leaves Hello! Project
    
    H!P
- 28
  - Morning Musume｡ releases “Second Morning”
  - Heike Michiyo releases “scene”
  - Taiyou to Ciscomoon releases “Uchuu de La Ta Ta”
- 23
  - Country Musume｡ releases “Futari no Hokkaidou”
  - Coconuts Musume｡ releases “Halation Summer”
- 16
  - Yanagihara Hiromi leaves Hello! Project
    
    H!P
  - Yanagihara Hiromi retires from show business
- 14
  - Morning Musume｡ releases “Furusato”
June 1999
- 27
  - Coconuts Musume｡ is formed
    with Ayaka, Chelsea Ching, April Barbaran, Danielle DeLaunay and Mika
  - Ayaka joins Hello! Project
    
    H!P
  - Mika joins Hello! Project
    
    H!P
  - April Barbaran joins Hello! Project
    
    H!P
  - Chelsea Ching joins Hello! Project
    
    H!P
  - Danielle DeLaunay joins Hello! Project
    
    H!P
- 23
  - Taiyou to Ciscomoon releases “Gatamekira”
- 16
  - Tanpopo releases “Tanpopo (Single Version)”
- 9
  - Nakazawa Yuuko releases “Junjou Koushinkyoku”
May 1999
- 31
  - Shimano Momoko (21) is born
- 12
  - Morning Musume｡ releases “Manatsu no Kousen”
- 11
  - Miyoshi Chinatsu joins Hello! Project
    
    H!P
  - Miyoshi Chinatsu becomes a soloist
- 7
  - Satou Masaki (21) is born
April 1999
- 21
  - Taiyou to Ciscomoon releases “Tsuki to Taiyou”
- 18
  - Fukuda Asuka leaves Morning Musume｡
  - Fukuda Asuka leaves Hello! Project
    
    H!P
  - Fukuda Asuka retires from show business
- 1
  - Country Girls is formed
    with Kobayashi Azusa, Yanagihara Hiromi and Rinne
  - Taiyou to Ciscomoon is formed
    with Shinoda Miho, Inaba Atsuko, RuRu and Kominato Miwa
  - Inaba Atsuko joins Hello! Project
    
    H!P
  - Kominato Miwa joins Hello! Project
    
    H!P
  - RuRu joins Hello! Project
    
    H!P
  - Shinoda Miho joins Hello! Project
    
    H!P
  - Kobayashi Azusa joins Hello! Project
    
    H!P
  - Yanagihara Hiromi joins Hello! Project
    
    H!P
  - Rinne joins Hello! Project
    
    H!P
March 1999
- 31
  - Tanpopo releases “TANPOPO 1”
- 26
  - Aikawa Maho (21) is born
- 14
  - Yokogawa Yumei (21) is born
- 12
  - Oda Sakura (21) is born
- 10
  - Tanpopo releases “Motto”
- 4
  - Fujii Rio (21) is born
February 1999
- 25
  - Ichioka Reina (21) is born
- 15
  - Ogata Haruna (21) is born
- 10
  - Morning Musume｡ releases “Memory Seishun no Hikari”
  - Heike Michiyo releases “Anata no Yume ni Naritai”
January 1999
- 14
  - Mogi Minami (21) is born