2002 Happenings
- 4 born
- 37 new singles
- 15 new albums
- 8 graduations
- 6 new groups
- 2 retirements
- 2 new leaders
- 9 left groups
- 1 ex-leaders
- 8 disbanded groups
- 8 joined groups
- 17 new idols
January 2002
- 30 Suenaga Mami leaves Sheki-Dol
- 30 Arai Saki leaves Hello! Project
- 30 Kitagami Ami leaves Hello! Project
- 30 Suenaga Mami leaves Hello! Project
- 30 Arai Saki leaves Sheki-Dol
- 30 Minimoni｡ releases “Minimoni｡ Hina Matsuri! / Mini｡ Strawberry Pie”
- 30 Sheki-Dol disbands
February 2002
- 1 Matsuura Aya releases “First KISS”
- 6 Matsuura Aya releases “♡Momoiro Kataomoi♡”
- 10 Ozeki Mai is born
- 14 Melon Kinenbi releases “Saa! Koibito ni Narou”
- 17 7nin Matsuri disbands
- 17 10nin Matsuri disbands
- 17 Sannin Matsuri disbands
- 20 Inaba Atsuko , Heike Michiyo , Ishii Rika , Morning Musume｡ , Country Musume｡ , Coconuts Musume｡ and Melon Kinenbi release “The・Douyou Pops 2 Haru no Uta Shuu”
- 20 Morning Musume｡ releases “Sou da! We're ALIVE”
- 21 Maeda Yuki releases “Toukyou､ Yoimachigusa｡”
- 28 Lehua Sandbo leaves Coconuts Musume｡
- 28 Lehua Sandbo retires from show business
- 28 Lehua Sandbo leaves Hello! Project
March 2002
- 7 Haga Akane is born
- 13 Fujimoto Miki releases “Aenai Nagai Nichiyoubi”
- 15 Fujimoto Miki becomes a soloist
- 15 Fujimoto Miki joins Hello! Project
- 27 Morning Musume｡ releases “4th 「Ikimasshoi!」”
April 2002
- 17 Country Musume｡ releases “Iroppoi Onna〜SEXY BABY〜”
- 22 Ichii Sayaka becomes a soloist
- 24 Ichii Sayaka releases “Jinsei ga Mou Hajimatteru”
- 24 Minimoni｡ releases “Aiin Taisou / Aiin! Dance no Uta”
- 24 Kominato Miwa releases “Ai no Chikara”
- 27 Satoda Mai joins Hello! Project
- 27 Satoda Mai joins Country Musume｡
May 2002
- 10 Funaki Musubu is born
- 19 Gotou Maki releases “Te wo Nigitte Arukitai”
- 22 Nakazawa Yuuko , Ishii Rika , Matsuura Aya and Melon Kinenbi release “Folk Songs 2”
- 29 Matsuura Aya releases “Yeah! Meccha Holiday”
June 2002
- 1 Sexy 8 is formed
- 1 Happy♡7 is formed
- 1 Odoru♡11 is formed
- 5 Heike Michiyo releases “Murasaki Shikibu”
- 12 Fujimoto Miki releases “Sotto Kuchizukete Gyutto Dakishimete”
- 19 Melon Kinenbi releases “Natsu no Yoru wa Danger!”
- 25 Inaba Atsuko , Maeda Yuki , Ishii Rika , Matsuura Aya , Morning Musume｡ , Country Musume｡ , Coconuts Musume｡ and Melon Kinenbi release “The・Douyou Pops 3 Natsu no Uta Shuu”
- 26 Minimoni｡ releases “Minimoni｡ Song Daihyakka 1kan”
- 26 Ishii Rika , Morning Musume｡ and Coconuts Musume｡ release “Morning Musume｡ Single Medley〜Hawaiian〜”
- 30 Nakajima Saki joins Hello! Project
- 30 Kumai Yurina joins Hello! Project
- 30 Suzuki Airi joins Hello! Project
- 30 Okai Chisato joins Hello! Project
- 30 Yajima Maimi joins Hello! Project
- 30 Tsugunaga Momoko joins Hello! Project
- 30 Sudou Maasa joins Hello! Project
- 30 Murakami Megumi joins Hello! Project
- 30 Umeda Erika joins Hello! Project
- 30 Hagiwara Mai joins Hello! Project
- 30 Tokunaga Chinami joins Hello! Project
- 30 Hello! Project・Kids is formed
- 30 Natsuyaki Miyabi joins Hello! Project
- 30 Ishimura Maiha joins Hello! Project
- 30 Shimizu Saki joins Hello! Project
- 30 Sugaya Risako joins Hello! Project
July 2002
- 1 Ogawa Makoto joins Pucchimoni
- 1 Ayaka joins Pucchimoni
- 3 Odoru♡11 releases “Shiawase Kyouryuu Ondo”
- 3 Happy♡7 releases “Shiawase Beam! Suki Suki Beam!”
- 3 Sexy 8 releases “Shiawase Desu ka?”
- 17 Ichii Sayaka releases “Shitsuren LOVE Song”
- 24 Morning Musume｡ releases “Do it! Now”
- 28 Ishii Rika leaves Hello! Project
- 28 Odoru♡11 disbands
- 28 Happy♡7 disbands
- 28 Sexy 8 disbands
August 2002
- 1 RuRu releases “single”
- 21 Gotou Maki releases “Yaruki! IT'S EASY”
- 21 Pucchimoni releases “Zenbu! Pucchimoni”
- 28 Nakazawa Yuuko releases “Toukyou Bijin”
September 2002
- 1 Niigaki Risa joins Tanpopo
- 1 Konno Asami joins Tanpopo
- 1 Shibata Ayumi joins Tanpopo
- 4 Fujimoto Miki releases “Romantic Ukare Mode”
- 4 Inaba Atsuko , Heike Michiyo , Maeda Yuki , Ishii Rika , Matsuura Aya , Morning Musume｡ , Country Musume｡ , Coconuts Musume｡ and Melon Kinenbi release “The・Douyou Pops 4 Aki no Uta Shuu”
- 4 Tanpopo releases “All of Tanpopo”
- 11 Ichii Sayaka releases “Todoke! Koi no Telepathy”
- 19 Matsuura Aya releases “The Bigaku”
- 23 Gotou Maki leaves Morning Musume｡
- 26 Tanpopo releases “BE HAPPY Koi no Yajirobee”
- 30 Ishikawa Rika becomes leader of Tanpopo
- 30 Kago Ai leaves Tanpopo
October 2002
- 1 Miyoshi Chinatsu leaves Hello! Project
- 1 Gomattou is formed
- 2 Niigaki Risa leaves Tanpopo
- 2 Konno Asami leaves Tanpopo
- 2 Ishikawa Rika leaves Tanpopo
- 2 Ishikawa Rika steps down as leader of Tanpopo
- 2 Shibata Ayumi leaves Tanpopo
- 2 Tanpopo disbands
- 23 Nakazawa Yuuko , Fujimoto Miki and Gotou Maki release “FS3 Folk Songs 3”
- 23 Melon Kinenbi releases “Kousui”
- 30 Morning Musume｡ releases “Koko ni Iru zee!”
- 30 Rinne leaves Hello! Project
- 30 Rinne retires from show business
- 30 Morning Musume｡ , Tanpopo , Pucchimoni and Minimoni｡ release “CLUB Hello! TRANCE REMIX”
- 30 Asami becomes leader of Country Musume｡
November 2002
- 1 4KIDS is formed
- 7 Fujimoto Miki releases “Boyfriend”
- 7 Heike Michiyo leaves Hello! Project
- 13 Country Musume｡ releases “BYE BYE Saigo no Yoru”
- 20 Ichii Sayaka releases “C:BOX”
- 20 Gomattou releases “SHALL WE LOVE?”
- 27 Minimoni｡ and 4KIDS release “Genki Jirushi no Oomori Song / Okashi Tsukutte Okkasuii!”
- 27 Inaba Atsuko , Maeda Yuki , Matsuura Aya , Morning Musume｡ , Country Musume｡ , Coconuts Musume｡ and Melon Kinenbi release “Ai no Merry Christmas”
December 2002
- 4 Minimoni｡ releases “Minihams no Kekkon Song”
- 4 Inaba Atsuko , Maeda Yuki , Ishii Rika , Matsuura Aya , Morning Musume｡ , Country Musume｡ , Coconuts Musume｡ and Melon Kinenbi release “Shinsaku Douyou Pops (Ichi)”
- 11 Matsuura Aya releases “Sougen no Hito”
- 18 Gotou Maki releases “Sans Toi M'amie / Kimi to Itsumademo”
- 18 Morning Musume｡ , Tanpopo , Country Musume｡ , Coconuts Musume｡ , Pucchimoni , Melon Kinenbi , Minimoni｡ , Odoru♡11 , Sexy 8 and Happy♡7 release “Pucchi Best 3”
- 21 Aiko is born