2012

2012 was the 15th anniversary of Hello! Project and the year in which Niigaki Risa graduated Hello! Project.

Members

 * January 1: Kuwata Nozomi leaves NICE GIRL Project! Kenshuusei
 * January 9: Chiba Ayaka, Fujizawa Niina, and Kuwamoto Ryo join NICE GIRL Project! Kenshuusei
 * January ?: Hello! Pro Egg becomes Hello! Pro Kenshuusei
 * February ?:
 * ABCHO is formed
 * Akahane Tsubura leaves NICE GIRL Project! Kenshuusei
 * March 16: Kosuga Fuyuka, Uemura Akari, Murota Mizuki, and Okamura Rise join Hello! Pro Kenshuusei
 * March 18: Koyama Rio joins NICE GIRL Project! Kenshuusei
 * March 23: Kizawa Runa joins Smile Gakuen
 * March 25: Miyazaki Yuka and Tasaki Asahi joins UP-FRONT PROMOTION.
 * March 27: Oha Girl Maple disbands
 * May 5: Konno Rina leaves NICE GIRL Project! Kenshuusei
 * May 18:
 * Niigaki Risa graduates from Morning Musume and Hello! Project
 * Mitsui Aika graduates Morning Musume
 * May ?:
 * Da Xiao Jie leaves Hello! Project
 * Sakaue Mayu and Gundo Miyu leave NICE GIRL Project! Kenshuusei
 * June 17: Yamagishi Riko and Nomura Minami join Hello! Pro Kenshuusei
 * June 30: Katsuta Reimi leaves NICE GIRL Project! Kenshuusei
 * July 20: DIY♡ and Peaberry are formed
 * July 25: Cat's Eye 7 is formed
 * August 26: Yamaga Kanae leaves Hello! Pro Kenshuusei
 * September 14: Oda Sakura joins Morning Musume as the 11th Generation
 * October 10: GREEN FIELDS and Harvest are formed
 * November 14: Mogi Minami leaves Hello! Pro Kenshuusei
 * November 18: The members of LoVendoЯ are announced
 * November 20: Kanazawa Tomoko, Ichioka Reina, Kaga Kaede, Kishimoto Yumeno, Makino Maria, and Wada Sakurako join Hello! Pro Kenshuusei
 * November 21: Sasamine Aoi retires from AV.
 * November or December?: Kanno Mako joins NICE GIRL Project! Kenshuusei
 * December 1:Chiba Azusa and Kanno Mako join NICE GIRL Project! Kenshuusei
 * Chiba Ayaka, Inoue Reon, Sasatsuka Shiori leave NICE GIRL Project! Kenshuusei
 * Chiba Ayaka, Inoue Reon, Sasatsuka Shiori leave NICE GIRL Project! Kenshuusei

Singles

 * January 18: Hatsukoi Cider/DEEP MIND - Buono!
 * January 25: Pyocopyoco Ultra - Morning Musume
 * February 1: Choto Mate Kudasai! - S/mileage
 * February 8:
 * HAJIKE-YO!! - Kitahara Sayaka
 * STUDY×STUDY - StylipS (debut)
 * February 15: Shining Butterfly - Dream Morning Musume
 * February 22: Doki Doki Baby/Tasogare Kousaten - Mano Erina
 * March 14: Kimi no YELL - YuiKaori
 * March 21: Be Genki (Naseba Naru!) - Berryz Koubou
 * March 28: Setsuna - Shibata Ayumi
 * April 4: Yuke! Genki-kun - Hagiwara Mai (Single V)
 * April 11: Ren'ai Hunter - Morning Musume
 * April 18: Kimi wa Jitensha Watashi wa Densha de Kitaku - ℃-ute
 * April 25:
 * Going my ↑ - Up Up Girls (Kari) (indies debut)
 * Akane - ALMA KAMINIITO (debut)
 * May 2: Dot Bikini - S/mileage
 * May 16: MIRACLE RUSH - StylipS
 * May 23: Me wo Tojite Gyusshiyo - ABCHO
 * June 13: Natsu ga Yattekuru - Kitahara Sayaka
 * June 20: Chou HAPPY SONG - BeriKyuu
 * June 27:
 * Song for the DATE - Mano Erina
 * Barebare I LOVE YOU - Up Up Girls (Kari)
 * July 4:
 * One•Two•Three/The Matenrou Show - Morning Musume
 * Usagi tocome (feat. Goro) - Kopink
 * July 11: Koko Kara Hajimarunda! - Kikkawa Yuu
 * July 18: Raise - Ogura Yui
 * July 25:
 * cha cha SING - Berryz Koubou
 * Uppercut! / Yuudachi! Through the Rainbow - Up Up Girls (Kari)
 * August 22:
 * Suki yo, Junjou Hankouki. - S/mileage
 * Choose me♡Darling - StylipS
 * August 29:
 * Saikou Shikando - Kopink
 * Nanja Korya?! - THE Possible
 * Mechakyun♡Summer ( ´ ▽ ` )ﾉ - Up Up Girls (Kari)
 * September 5: Aitai Aitai Aitai na - ℃-ute
 * September 26:
 * Darling to Madonna - Kikkawa Yuu
 * Namen na! Ashi Girls/Marble Hero - Up Up Girls (Kari)
 * October 3: End Of The Season - Up Up Girls (Kari)
 * October 10: Wakuteka Take a chance - Morning Musume
 * October 24: Amatsubu Pearl/Dakishimetai Dakishimetai - ALMA KAMINIITO
 * October 27: Kanojo ni Naritai!!! - Hello! Pro Kenshuusei
 * October 31: Ueika!! - YuiKaori
 * November 7:
 * Cabbage Hakusho/Forest Time - Peaberry / Harvest (indies debut)
 * Forefore ~Forest For Rest~/Boys be ambitious! - DIY♡ / GREEN FIELDS (indies debut)
 * CAT'S♥EYE - Cat's♥Eye 7
 * UPPER ROCK / Ichiban Girls! - Up Up Girls (Kari)
 * November 28: Samui ne. - S/mileage
 * December 5:
 * Usagi tocome (feat. Kopink) - Kopink
 * Chopper☆Chopper / Survival Girls - Up Up Girls (Kari)
 * December 12: NEXT MY SELF - Mano Erina (last)
 * December 19: WANT! - Berryz Koubou

Albums

 * January 18: One for YOU! - Kikkawa Yuu (debut)
 * February 2: Dainana Shou "Utsukushikutte Gomen ne" - ℃-ute
 * February 22: Ai no Album 8 - Berryz Koubou
 * March 28:
 * More Friends Over - Mano Erina
 * 2 Shiawase no Akashi - THE Possible
 * May 30: S/mileage Best Album Kanzenban 1 - S/mileage
 * August 8: The Singles - Moritaka Chisato
 * August 22: SHERBET - Buono!
 * September 5: Hello Cover - Niigaki Risa
 * September 12: 13 Colorful Character - Morning Musume
 * November 7: Vocalist? - Kikkawa Yuu
 * November 21: 2 ℃-ute Shinsei Naru Best Album - ℃-ute
 * December 5: Petit Best 13 - Hello! Project
 * December 26: ALMA COVERS - ALMA KAMINIITO

DVDs

 * January 18: S/mileage Concert Tour 2011 Aki ~Gyakushuu no Mini Skirt~ (Blu-ray) - S/mileage
 * February 8: Gomennasai - Buono!
 * February 15: See You-karin ~Special Making Edition~ - Maeda Yuuka
 * February 29: Berryz Koubou & ℃-ute Collaboration Concert Tour 2011 Autumn ~BeriKyuu Island~ (DVD + Blu-ray) - BeriKyuu
 * March 7:
 * Hello Pro! TIME Vol.4 - Hello! Project
 * Aya - Wada Ayaka
 * March 9: RIHO - Sayashi Riho
 * April 18: Lily - Kumai Yurina
 * April 25: Momochi Hatachi - Tsugunaga Momoko
 * May 16:
 * S/mileage no Music V Collection 2 (DVD) - S/mileage
 * as it is - Niigaki Risa
 * May 23: Buono! LIVE 2012 “R・E・A・L” (DVD + Blu-ray) - Buono!
 * June 6: UP TO DATE - Mano Erina
 * June 13: S/mileage no Music V Collection 2 (Blu-ray) - S/mileage
 * June 29: Greeting ~Kudo Haruka~ - Kudo Haruka
 * June 30:
 * Kimi wa Jitensha Watashi wa Densha de Kitaku MUSIC VIDEO Extra Ver. Clips - ℃-ute
 * Kira★Kira Making DVD ~Special Version~ - Tanaka Reina
 * July 4:
 * Buono! All Singles Music Video Blu-ray File2012 - Buono!
 * Black Angels 2 ~Kuroki Kakusei Hen~ - Yajima Maimi
 * July 11:
 * Alo-Hello! 2 ℃-ute DVD (DVD + Blu-ray) - ℃-ute
 * Mano Erina Single V Clips 2 (DVD) - Mano Erina
 * Greeting ~Sato Masaki~ - Sato Masaki
 * July 25: Koko ga Suki - Suzuki Airi
 * August 3: Black Angels 3 ~Kuroki Shitou Hen~ - Yajima Maimi
 * August 8:
 * Berryz Koubou Concert Tour 2012 Haru ~Berryz Station~ (DVD + Blu-ray) - Berryz Koubou
 * Mano Erina Single V Clips 2 (Blu-ray) - Mano Erina
 * Yajima Maimi & Suzuki Airi Acoustic Live at Yokohama BLITZ - Yajima Maimi, Suzuki Airi
 * August 15: ℃-ute Concert Tour Haru Natsu 2012 ~Utsukushikutte Gomen ne~ (DVD + Blu-ray) - ℃-ute
 * August 18: Greeting ~Ishida Ayumi~ - Ishida Ayumi
 * August 27: Mosuma FC Event ~Gachi☆Kira~ - Morning Musume (9th and 10th Generation), S/mileage 92nd Generation)
 * August 29:
 * Morning Musume Concert Tour 2012 Haru Ultra Smart ~Niigaki Risa Mitsui Aika Graduation Special~ - Morning Musume
 * CLIPS vol.2 - Buono!
 * August 30: Greeting ~Iikubo Haruna~ - Iikubo Haruna
 * September 12: Stacy's - Morning Musume
 * September 15:
 * MORNING MUSUME. DVD Magazine Vol.44
 * MORNING MUSUME. DVD Magazine Vol.45
 * MORNING MUSUME. DVD Magazine Vol.46
 * September 26:
 * Mano Erina Concert Tour 2012 ~DATE~ FINAL - Mano Erina
 * HyaaHo~i♪( ´θ｀)ノ - Sayashi Riho
 * October 13: Orange - Tokunaga Chinami
 * October 28: MORNING MUSUME. DVD Magazine Vol.47
 * November 7: HARUKA - Kudo Haruka
 * November 14: Eizou The Morning Musume 7 ~Single M Clips~ (DVD) - Morning Musume
 * November 23: Sora no Kanata e - Nagasawa Wakana
 * December 5:
 * Berryz Koubou Tanabata Special Live 2012 - Berryz Koubou
 * Kaidan Shin Mimibukuro•Igyou - S/mileage
 * S/mileage Best Album Kanzenban 1 Hatsubai Kinen Special Concert - S/mileage
 * December 12:
 * Eizou The Morning Musume 7 ~Single M Clips~ (Blu-ray) - Morning Musume
 * PIZZA-LA Presents Buono! Delivery LIVE 2012 ~Ai wo Otodoke!~ (DVD + Blu-ray) - Buono!
 * December 19:
 * Gekidan Gekiharo Dai 12kai Kouen Cat's♥Eye A - Cat's♥Eye 7 (BeriKyuu)
 * Gekidan Gekiharo Dai 12kai Kouen Cat's♥Eye B - Cat's♥Eye 7 (BeriKyuu)
 * Chelsie - Yajima Maimi
 * December 25: Ikuta Erina no "Niigaki-san wo Ouen Suru Kai Dai Ikkai Kaigou ~Niigaki-san no Tanjoubi wo Katte ni Iwau Kai~" - Ikuta Erina
 * December 26:
 * Alo-Hello! 6 Morning Musume DVD (DVD + Blu-ray) - Morning Musume
 * ℃-ute Cutie Circuit 2012 ~9gatsu 10ka wa ℃-ute no Hi~ - ℃-ute

Concerts

 * January 2 - January 22: Hello! Project 2012 WINTER Hello☆Pro Tengoku ~Rock-chan~
 * January 3 - January 22: Hello! Project 2012 WINTER Hello☆Pro Tengoku ~Funky-chan~
 * January 28 - February 18: Buono! LIVE 2012 “R・E・A・L”
 * February 18 - May 18: Morning Musume Concert Tour 2012 Haru Ultra Smart ~Niigaki Risa Mitsui Aika Graduation Special~
 * March 3: Yajima Maimi & Suzuki Airi Acoustic Live at Yokohama BLITZ
 * March 3 - April 8: Berryz Koubou Concert Tour 2012 Haru ~Berryz Station~
 * March 31: Hello! Pro Kenshuusei Happyoukai 2012 ~3gatsu no Nama Tamago Show!~
 * April 14 - June 30: ℃-ute Concert Tour Haru Natsu 2012 ~Utsukushikutte Gomen ne~
 * June 9 - June 23: Mano Erina Concert Tour 2012 ~DATE~ FINAL
 * June 17: Hello! Pro Kenshuusei Happyoukai 2012 ~6gatsu no Nama Tamago Show!~
 * July 7: Berryz Koubou Tanabata Special Live 2012
 * July 21 - August 19: Hello! Project Tanjou 15 Shuunen Kinen Live 2012 Natsu ~Ktkr Natsu no FAN Matsuri!~
 * July 22 - August 19: Hello! Project Tanjou 15 Shuunen Kinen Live 2012 Natsu ~Wkwk Natsu no FAN Matsuri!~
 * August 25 - September 2: PIZZA-LA Presents Buono! Delivery LIVE 2012 ~Ai wo Otodoke!~
 * September 9: Hello! Pro Kenshuusei Happyoukai 2012 ~9gatsu no Nama Tamago Show!~
 * September 10: ℃-ute Cutie Circuit 2012 ~9gatsu 10ka wa ℃-ute no Hi~
 * September 15 - December 15: Morning Musume Tanjou 15 Shuunen Kinen Concert Tour 2012 Aki ~Colorful Character~
 * September 23 - November 10: S/mileage Live Tour 2012 Aki ~Choi Kawa Banchou~
 * November 24 - December 30: ℃-ute Concert Tour 2012~2013 Fuyu ~Shinseinaru Pentagram~
 * December 9: Hello! Pro Kenshuusei Happyoukai 2012 ~12gatsu no Nama Tamago Show!~

Books

 * February 15: Aya -aya- - Wada Ayaka
 * March 6: Hatachi Momochi - Tsugunaga Momoko
 * March 21: Suugaku♥Joshi Gakuen - Hello! Project
 * March 28: Hello! Project BEST SHOT!! vol. 19 - Hello! Project
 * March 30: Hello! Project 2012 WINTER Hello★Pro Tengoku Live Shashinshuu - Hello! Project
 * April 25: Hello! Channel vol. 8 - Hello! Project
 * April 27: ASCENSION - Niigaki Risa
 * May 9: Kira ★ Kira - Tanaka Reina
 * May 23: MANO DATE - Mano Erina
 * May 25: Buono! in Paris "C'est bon!" - Buono!
 * June 25: Kono Kaze ga Suki - Suzuki Airi
 * June 30: RIVAL ~12 Shoujo no 10nen Monogatari - Hello! Project Kids (BeriKyuu)
 * July 18: Hello! Channel vol. 9 - Hello! Project
 * July 24: Alo-Hello! ℃-ute Sashinshuu 2012 - ℃-ute
 * August 22: Morning Musume Concert Tour 2012 Haru ~Ultra Smart~ Live Shashinshuu - Morning Musume
 * August 27: un deux trois - Sayashi Riho
 * September 10: Morning Musume 9, 10ki 1st official Photo Book - Morning Musume (9th and 10th Generations)
 * October 12: metamorphose - Tokunaga Chinami
 * October 24: Hello! Channel ~Tabi wo Shichaimashita! Special~ vol.10 - Hello! Project
 * October 27: Do - Kudo Haruka
 * November 16: Alo-Hello! Morning Musume Shashinshuu 2012 - Morning Musume
 * November 21: Hello! Channel Best Selection - Hello! Project
 * November 27: Hatachi - Yajima Maimi
 * December 15: Kanyon 17 - Fukuda Kanon
 * December 16: Alo-Hello! Morning Musume 9ki Shashinshuu - Morning Musume (9th Generation)
 * December 26: Hello! Channel 11go 2013nen Shinshun Tokudaigo ~Mano Erina Sotsugyou Special!~ - Hello! Project
 * December 27: Airi-aL - Suzuki Airi