| 2007 ・・ 2016 ・ 2017 ・ 2018 ・・ 2027 |
2017 is the year ℃-ute disbanded; Tsugunaga Momoko graduated from Country Girls and Hello! Project; Country Girls became a semi-active group, with some of its members joining other Hello! Project groups for their main activities as concurrent members; Fujii Rio, Ogawa Rena, and Taguchi Natsumi left Kobushi Factory and Hello! Project; Inaba Manaka returned to activities within Hello! Project; Kudo Haruka graduated from Morning Musume '17 and Hello! Project; and Aikawa Maho graduated from ANGERME and Hello! Project.
Members
January 1, 2017 New Leader
June 26, 2017 New System
- January 1:
- Morning Musume '16 becomes Morning Musume '17.
- Wada Ayaka becomes leader of Hello! Project.
- Fukumura Mizuki becomes sub-leader of Hello! Project.
- March 6: Shimakura Rika, Hibi Marina, Eguchi Saya, Doi Rena, Okamura Minami, Matsunaga Riai, Yamada Ichigo, and Nakayama Natsume join Hello Pro Kenshuusei.
- March 15: Kamiishinaka Kana is formed.
- May 22: Buono! disbands.
- June 12: ℃-ute disbands.
- June 26:
- Dambara Ruru and Yanagawa Nanami join Juice=Juice.
- Morito Chisaki joins Morning Musume '17.
- Funaki Musubu and Kawamura Ayano join ANGERME.
- Ichioka Reina becomes the leader of a new group.
- Takase Kurumi and Kiyono Momohime become members of a new theater section.
- June 30: Tsugunaga Momoko graduates from Country Girls and Hello! Project.
- July 6: Fujii Rio leaves Kobushi Factory and Hello! Project.
- September 6: Ogawa Rena graduates from Kobushi Factory and Hello! Project.
- September 8: Inaba Manaka returns from hiatus and begins solo activities.
- November 1: Morning Musume 20th is formed.
- December 6: Taguchi Natsumi leaves Kobushi Factory and Hello! Project.
- December 10: Hashimoto Momoko, Goto Sayaka, Tamenaga Shion, Shutto Anna, Kubota Nanami, Kanemitsu Ruru and Matsubara Yuriya join Hello Pro Kenshuusei.
- December 11: Kudo Haruka graduates from Morning Musume '17 and Hello! Project.
- December 31: Aikawa Maho graduates from ANGERME and Hello! Project.
Singles
- February 4: Real☆Little☆Girl / Kanojo ni Naritai!!! (Hello Pro Kenshuusei Hokkaido Ver.) - Hello Pro Kenshuusei Hokkaido (pre-sale; limited release)
- February 8: Good Boy Bad Girl / Peanut Butter Jelly Love - Country Girls
- February 22: Hatsukoi Sunrise / Just Try! / Uruwashi no Camellia - Tsubaki Factory
- March 8: BRAND NEW MORNING / Jealousy Jealousy - Morning Musume '17
- March 25: Furusato no Yume - Kamiishinaka Kana (pre-sale; limited release)
- March 29: To Tomorrow / Final Squall / The Curtain Rises - ℃-ute
- April 26: Jidanda Dance / Feel! Kanjiru yo - Juice=Juice
- June 14: Shalala! Yareru Hazu sa / Ee ja nai ka Ninja nai ka - Kobushi Factory
- June 21: Ai Sae Areba Nanni mo Iranai / Namida Iro no Ketsui / Majokko Megu-chan- ANGERME
- July 5: Real☆Little☆Girl / Kanojo ni Naritai!!! (Hello Pro Kenshuusei Hokkaido Ver.) - Hello Pro Kenshuusei Hokkaido (general release)
- July 26: Shuukatsu Sensation / Waratte / Hana Moyou - Tsubaki Factory
- August 23: Fiesta! Fiesta! - Juice=Juice (digital release)
- October 4: Jama Shinai de Here We Go! / Dokyuu no Go Sign / Wakain da shi! - Morning Musume '17
- November 3: Ai no Tane (20th Anniversary Ver.) - Morning Musume 20th (digital release)
- November 30: Gosenfu no Tasuki - Morning Musume '17 (digital release)
- December 24: Kaite wa Keshite no "I Love You" - Country Girls (digital release)
Digital Songs
- May 19:
- June 2:
- June 16: Jouro - Juice=Juice
- June 17: ♡Otomomochi Densetsu♡ - Momochi-sensei with Otomomochi no Minna
- June 30:
- Isshakudama de Buppanase! - Hello Pro Kenshuusei
- Inoue no Uta - Inoue Rei (Kobushi Factory), Inoue Hikaru (Hello Pro Kenshuusei)
- July 14: Obaka Neko to Obaka Neko Baka no Uta - Iikubo Haruna (Morning Musume '17), Kanazawa Tomoko (Juice=Juice)
- July 28: Minmin Rock 'n' Roll! - Funaki Musubu (ANGERME / Country Girls), Yokoyama Reina (Morning Musume '17)
- August 11:
- Konamaiki Girl - Country Girls
- Gobaku ~We Can't Go Back~ - Ichioka Reina, Dambara Ruru, Kawamura Ayano, Takase Kurumi, Kiyono Momohime
- September 8: Arigatameiwaku Monogatari - Hello Pro Kenshuusei
- December 22: Zouni de Kenkashiten ja Nee yo - Miyazaki Yuka (Juice=Juice), Makino Maria (Morning Musume '17), Kawamura Ayano (ANGERME)
Albums
- March 29: Butai "JK Ninja Girls" Original Soundtrack - Kobushi Factory
- May 3: ℃OMPLETE SINGLE COLLECTION - ℃-ute
- June 28: Tsugunaga Momoko Idol 15 Shuunen Kinen Album ♡Arigatou Otomomochi♡ - Tsugunaga Momoko
- July 12: Engeki Joshibu "Pharaoh no Haka" Original Soundtrack - Morning Musume '17
- September 6: Eiga & Butai "JK Ninja Girls" Original Soundtrack - Kobushi Factory
- November 1: Engeki Joshibu "Yumemiru Television" Original Soundtrack - ANGERME
- December 6: ⑮ Thank you, too - Morning Musume '17
- December 13: Petit Best 18 - Hello! Project
DVD/Blu-ray Singles
ANGERME - Manner Mode / Kisokutadashiku Utsukushiku / Kimi Dake ja nai sa...friends
- January 9: Event V "Sexy Cat no Enzetsu / Mukidashi de Mukiatte / Sou ja nai" - Morning Musume '16 (DVD)
- March 12: Event V "Good Boy Bad Girl / Peanut Butter Jelly Love" - Country Girls (DVD)
- April 1: Event V "Hatsukoi Sunrise / Just Try! / Uruwashi no Camellia" - Tsubaki Factory (DVD)
- May 6: Event V "BRAND NEW MORNING / Jealousy Jealousy" - Morning Musume '17 (DVD)
- May 7:
- May 20: Event V "Jidanda Dance / Feel! Kanjiru yo" - Juice=Juice (DVD)
- August 8: Event V "Shalala! Yareru Hazu sa / Ee ja nai ka Ninja nai ka" - Kobushi Factory (DVD)
- September 3: Event V "Ai Sae Areba Nanni mo Iranai / Namida Iro no Ketsui / Majokko Megu-chan" - ANGERME (DVD)
- September 16: Event V "Shuukatsu Sensation / Waratte / Hana Moyou" - Tsubaki Factory (DVD)
- November 12: Event V "Jama Shinai de Here We Go! / Dokyuu no Go Sign / Wakain da shi!" - Morning Musume '17 (DVD)
- December 13: Manner Mode / Kisokutadashiku Utsukushiku / Kimi Dake ja nai sa...friends - ANGERME (DVD & Blu-ray)
DVDs/Blu-rays
℃-ute Last Concert in Saitama Super Arena ~Thank you team℃-ute~
The Girls Live Vol.37
- January 18:
- ℃-ute Cutie Circuit ~Let's go to Hong Kong & Taipei!~ (DVD)
- The Girls Live Vol.29 (DVD)
- January 25: MODE (DVD)
- February 22:
- March 8: The Girls Live Vol.30 (DVD)
- March 22: ℃-ute Concert Tour 2016 Aki ~℃OMPASS~ (DVD & Blu-ray)
- March 29: Morning Musume '16 Concert Tour Aki ~MY VISION~ (DVD & Blu-ray)
- April 12: Hello! Project COUNTDOWN PARTY 2016 ~GOOD BYE & HELLO!~ (DVD & Blu-ray)
- April 26: Hello! Project 2017 WINTER ~Crystal Clear・Kaleidoscope~ (DVD & Blu-ray)
- May 17:
- The Girls Live Vol.31 (DVD)
- Morning Musume '16 Live Concert in Taipei (DVD)
- Nega Poji Poji (DVD)
- May 24: Country Girls Music Video Clips Vol.1 (Blu-ray)
- June 14: The Girls Live Vol.32 (DVD)
- June 21: Off Momochi in Okinawa - Tsugunaga Momoko (Blu-ray)
- June 28: Chisaki in Paradise - Morito Chisaki (Blu-ray)
- July 12:
- Hello! Project Hina Fest 2017 <℃-ute Premium> (DVD & Blu-ray)
- Hello! Project Hina Fest 2017 <Morning Musume '17 Premium> (DVD & Blu-ray)
- The Girls Live Vol.33 (DVD)
- August 9: Juice=Juice LIVE AROUND 2017 ~NEXT ONE SPECIAL~ (DVD & Blu-ray)
- August 16:
- Country Girls Concert Tour 2017 Haru ~Momochi-ism~ (DVD & Blu-ray)
- The Girls Live Vol.34 (DVD)
- August 23: ANGERME Concert Tour 2017 Haru ~Kawaru Mono Kawaranai Mono~ (DVD & Blu-ray)
- September 6:
- September 13:
- Tsugunaga Momoko Memorial Event Momogatari (DVD)
- Buono! Live 2017 ~Pienezza!~ (DVD & Blu-ray)
- The Girls Live Vol.35 (DVD)
- September 20: Morning Musume '17 Concert Tour Haru ~THE INSPIRATION!~ (DVD & Blu-ray)
- September 27: raindrop - Funaki Musubu (Blu-ray)
- October 4: Pharaoh no Haka (DVD)
- October 11:
- October 25: Tsugunaga Momoko Last Live ♥Arigatou Otomomochi♥ (DVD & Blu-ray)
- November 15:
- Morning Musume '17 Live Concert in Hong Kong (DVD)
- Hello! Project 2017 SUMMER ~HELLO! MEETING・HELLO! GATHERING~ (DVD & Blu-ray)
- The Girls Live Vol.37 (DVD)
- November 22: Do The Vacation - Kudo Haruka (Blu-ray)
- December 13: The Girls Live Vol.38 (DVD)
- December 20: OTODAMA SEA STUDIO 2017 Natsu da! Umi da! ANGERME da!! (DVD)
- December 27: Sakura in Guam - Oda Sakura (Blu-ray)
Concerts
- January 2 - February 25: Hello! Project 2017 WINTER
- January 5 - January 9: ℃-ute Shinshun Concert 2017 ~℃OMPASS~
- January 22 - June 3: Naruchika 2017 ℃-ute
- February 2 - April 9: Juice=Juice LIVE AROUND 2017 ~NEXT ONE~
- February 5: Hello Pro Kenshuusei Hokkaido Teiki Kouen Vol.1
- February 5 - February 19: ℃-ute Dinner Show 2017 ~℃ocktail~
- February 8 - March 8: ℃-ute Special Live 2017 ~℃ocktail in ℃OTTON CLUB~
- March 5 - April 1: ANGERME Live Tour 2017 Haru ~Rin~
- March 11 - March 20: Hello! Project Kenshuusei Happyoukai 2017 3gatsu ~Marching!~
- March 18 - August 13: Morning Musume '17 Concert Tour Haru ~THE INSPIRATION!~
- March 22 - April 13: HAPPY DINNER TIME ~Momo ni Sachi Are!~
- March 25 - March 26: Hello! Project Hina Fest 2017
- April 1 - June 4: ℃-ute Concert Tour 2017 Haru ~℃elebration~
- April 9 - May 15: ANGERME Concert Tour 2017 Haru ~Kawaru Mono Kawaranai Mono~
- April 9 - May 20: Country Girls Concert Tour 2017 Haru ~Momochi-ism~
- April 9 - May 28: Kobushi Factory Live Tour 2017 Haru ~PROGRESSIVE~
- April 13: ℃-ute Cutie Circuit ~¡De vuelta a México!~
- April 16: ℃-ute Cutie Circuit ~De retour à Paris~
- April 29 - June 18: Country Girls Live Tour 2017 Haru
- April 29 - May 27: Juice=Juice LIVE AROUND 2017 ~NEXT ONE SPECIAL~
- May 4: Hello Pro Kenshuusei Hokkaido Teiki Kouen Vol.2
- May 5: Hello! Project Kenshuusei Happyoukai 2017 ~Haru no Koukai Jitsuryoku Shindan Test~
- May 22: Buono! Live 2017 ~Pienezza!~
- June 3 - June 10: Hello! Project Kenshuusei Happyoukai 2017 6gatsu ~June Tripper!~
- June 11: ℃-ute Dinner Show 2017 ~Iwai! ℃-ute Kessei 12 Shuunen!!!!!~
- June 12: ℃-ute Last Concert in Saitama Super Arena ~Thank you team℃-ute~
- June 25: Morning Musume '17 Live Concert in Hong Kong
- June 30: Tsugunaga Momoko Last Live ♥Arigatou Otomomochi♥
- July 13 - September 11: Juice=Juice LIVE AROUND 2017 ~Seven Horizon~
- July 15 - September 2: Hello! Project 2017 SUMMER
- July 17: Hello Pro Kenshuusei Hokkaido Teiki Kouen Vol.3
- August 2: OTODAMA SEA STUDIO 2017 Natsu da! Umi da! ANGERME da!!
- August 15 - August 17: Naruchika Morning Musume '17
- August 22: OTODAMA SEA STUDIO 2017 ~SUMMER FACTORY~
- September 3 - September 10: Hello! Project Kenshuusei Happyoukai 2017 9gatsu ~Go NEXT!~
- September 8 - December 17: Juice=Juice LIVE AROUND 2017 ~World Tour~
- September 10 - December 10: ANGERME Live Tour 2017 Aki "Black & White"
- September 12: NTT docomo presents ANGERME VS Up Up Girls (Kakko Kari) ~THANK YOU! DEAR MY FRIENDS~
- September 18: Hello Pro Kenshuusei Hokkaido Teiki Kouen Vol.4
- September 23 - December 3: Morning Musume Tanjou 20 Shuunen Kinen Concert Tour 2017 Aki ~We are MORNING MUSUME~
- October 6 - October 10: Juice=Juice LIVE AROUND 2017 ~World Tour→J=J Day Special~
- October 7 - December 3: Kobushi Factory Live Tour 2017 Aki ~Songs For You~
- October 22 - November 12: Juice=Juice LIVE AROUND 2017 ~Beyond the Beyond~
- November 11: ANGERME Concert 2017 Autumn "Black & White" special ~Fuurinkazan~
- November 20: Juice=Juice LIVE AROUND 2017 FINAL at Nippon Budokan ~Seven Squeeze!~
- November 23: Hello Pro Kenshuusei Hokkaido Teiki Kouen Vol.5
- December 2 - December 10: Hello! Project Kenshuusei Happyoukai 2017 12gatsu
- December 11: Morning Musume Tanjou 20 Shuunen Kinen Concert Tour 2017 Aki ~We are MORNING MUSUME~ Kudo Haruka Sotsugyou Special
- December 31: Hello! Project 20th Anniversary!! Hello! Project COUNTDOWN PARTY 2017 ~GOOD BYE & HELLO!~
Events
- January 26 - January 27: Morning Days Happy Holiday Fukumura Mizuki・Ishida Ayumi Fanclub Tour in Yamanashi
- January 29 - February 5: Tsubaki Factory Ouen Kikaku ~Camellia Fights! vol.5~
- February 21: Morning Musume '17 13ki Member FC Event
- March 11 - March 12: Juice=Juice Fanclub Tour ~Miracle×Juice×Bus 2~ in Izu
- March 25 - March 26: Asobu. Kurasu. Sodateru. SATOYAMA & SATOUMI e Ikou 2017
- April 18 - April 20: Tsugunaga Momoko Memorial Event Momogatari
- May 18: ℃-ute Okai Chisato・Hagiwara Mai FC Event 2017
- May 28 - May 30: Cutie Kankousha Fanclub Tour in Okinawa ~FINAL "Cutie" VA℃ATION~
- June 2 - June 4: Momochi to Iku Otomomochi Tour ~Minna Zutto Otomomochi da yo~
- September 1: Kobushi Factory FC Event 2017
- September 14: Morning Musume Kessei 20 Shuunen Kinen Event ~21 Nenme mo Ganbatte Ikimasshoi!~
- October 9: Asobu. Fureau. Taiken Suru. SATOYAMA & SATOUMI Aki Camp in Odawara
- November 6: Country Girls 3 Shuunen Kinen Event ~Minna Genki Shiteta?~
- November 8 - November 9: Morning Days Happy Holiday 10ki Member Iikubo Haruna・Ishida Ayumi・Sato Masaki・Kudo Haruka Fanclub Tour in Yamanashi
- December 5: Yamaki Risa to Tanoshimu! Real Dasshutsu Game
- December 9: Morning Musume '17 Kudo Haruka Solo Event
- December 9 - December 10: SATOYAMA Tour Dai 5 Dan! Kobushi Factory to Sugosu 1paku 2nichi Bus Tour in Gunma
- December 16: Kobushi Factory Christmas FC Event 2017 ~Smile For You~
- December 17: ANGERME Christmas FC Event 2017 ~Red & White~
- December 23: Tsubaki Factory FC Event ~Camellia Fights! vol.6 Mini Mini☆Christmas-kai 3~
- December 24: Morning Musume '17 Christmas FC Event ~Premoni 2~
Birthday Events
- January 12: Country Girls Yanagawa Nanami Birthday Event 2017
- January 13: Morning Musume '17 Ishida Ayumi Birthday Event
- February 2: Morning Musume '17 Makino Maria Birthday Event
- February 6: ℃-ute Nakajima Saki Birthday Event 2017
- February 7: ℃-ute Yajima Maimi & Hagiwara Mai Birthday Event 2017
- February 10: Kobushi Factory Nomura Minami Birthday Event 2017
- February 13: Country Girls Ozeki Mai Birthday Event 2017
- February 15: Morning Musume '17 Ogata Haruna Birthday Event
- February 20: Country Girls Morito Chisaki Birthday Event 2017
- March 6: Momochi no Otanjoubi Kai 2017
- March 7: Kobushi Factory Fujii Rio Birthday Event 2017
- March 9: Kobushi Factory Wada Sakurako Birthday Event 2017
- March 27: Kobushi Factory Ogawa Rena Birthday Event 2017
- March 28: Morning Musume '17 Haga Akane Birthday Event
- March 29: Morning Musume '17 Oda Sakura Birthday Event ~Sakura no Shirabe 6~
- April 2: Juice=Juice Miyazaki Yuka Birthday Event 2017
- April 3: Tsubaki Factory Kishimoto Yumeno Birthday Event 2017
- April 6: ANGERME Katsuta Rina Birthday Event 2017
- April 21: Juice=Juice Takagi Sayuki Birthday Event 2017
- April 24: ℃-ute Suzuki Airi Birthday Event 2017
- April 27: Kobushi Factory Hamaura Ayano Birthday Event 2017
- May 8: Morning Musume '17 Sato Masaki Birthday Event
- May 23: Country Girls Funaki Musubu Birthday Event 2017
- May 29: ANGERME Sasaki Rikako Birthday Event 2017
- June 5: ANGERME Nakanishi Kana Birthday Event 2017
- June 13: ANGERME Murota Mizuki Birthday Event 2017
- July 2: Juice=Juice Kanazawa Tomoko Birthday Event 2017
- July 21: Morning Musume '17 Ikuta Erina Birthday Event
- July 31: Tsubaki Factory Akiyama Mao Birthday Event 2017
- August 1: ANGERME Wada Ayaka Birthday Event 2017
- August 7: Kobushi Factory Inoue Rei Birthday Event 2017
- August 10: Kobushi Factory Taguchi Natsumi Birthday Event 2017
- August 15: Kobushi Factory Hirose Ayaka Birthday Event 2017
- September 4: Tsubaki Factory Asakura Kiki Birthday Event 2017
- September 29: Tsubaki Factory Ono Mizuho Birthday Event 2017
- October 16: Country Girls Yamaki Risa Birthday Event 2017
- October 19: Morning Musume '17 Nonaka Miki Birthday Event
- October 20: Tsubaki Factory Niinuma Kisora Birthday Event 2017
- October 23: ANGERME Kasahara Momona Birthday Event 2017
- October 24: ANGERME Kamikokuryo Moe Birthday Event 2017
- October 27: Morning Musume '17 Kudo Haruka Birthday Event
- October 30: Morning Musume '17 Fukumura Mizuki Birthday Event
- November 6: Tsubaki Factory Ogata Risa Birthday Event 2017
- November 7: Morning Musume '17 Iikubo Haruna Birthday Event
- November 16: Tsubaki Factory Tanimoto Ami Birthday Event 2017
- November 22: ANGERME Takeuchi Akari Birthday Event 2017
- November 24: Tsubaki Factory Yamagishi Riko Birthday Event 2017
- November 30: Morning Musume '17 Kaga Kaede Birthday Event
- December 1: Juice=Juice Miyamoto Karin Birthday Event 2017
- December 7: Juice=Juice Uemura Akari Birthday Event 2017
- December 29: Inaba Manaka Birthday Event 2017
Theater
- February 23 - March 4: JK Ninja Girls
- June 2 - June 11: Pharaoh no Haka
- October 5 - October 15: Yumemiru Television
- October 26 - November 12: Bokutachi Karen na Shounen Gasshoudan
- November 27 - December 3: Ichimai no Ticket ~Beatles ga Yattekuru!~
Auditions
- July 15: Hello! Project Shin Member Audition announced and begins.
- December 4: Hello! Project Shin Member Audition results announced.
Media
- January 22: Furusato no Yume begins.
- June 14: Yajima no Heya becomes Fukumura no Heya.
- July 17: JK Ninja Girls theatrical release.
Publications
- January 1: Hello Pro Maruwakari BOOK 2017 WINTER
- January 28: Haruiro - Iikubo Haruna
- February 19: Morito Chisaki - Morito Chisaki
- March 6: Momochi - Tsugunaga Momoko
- March 31: Eien - Suzuki Airi
- April 27: Riko - Yamagishi Riko
- May 1: ℃-ute Last Official Book
- May 15: MURO - Murota Mizuki
- May 18: Hello Pro Specia~l
- May 20: Buono! Festa 2016 LIVE Mini Shashinshuu
- May 23: Airi Mania - Suzuki Airi
- June 30: Tsugunaga Momoko Sotsugyou Album - Tsugunaga Momoko
- July 15:
- July 17: Eiga "JK Ninja Girls" Official Photobook - Kobushi Factory
- August 7: MUSUBU - Funaki Musubu
- August 30: Senkou Hanabi - Makino Maria
- September 10: Brilliant - Hikari Kagayaku - ℃-ute
- October 27: Kudo Haruka - Kudo Haruka
- November 11: Rei - Inoue Rei
- November 17: Sakura Breeze - Oda Sakura
- December 11: Morning Musume '17 Shijou Drama "Haikei, Haru-senpai! ~Higashi-Azabu Koukou Hakusho~"
Anniversaries
- January 2: Kobushi Factory's Formation 2nd anniversary
- January 28: Morning Musume's Major Debut 19th anniversary
- February 3: Juice=Juice's Formation 4th anniversary
- February 21: ℃-ute's Major Debut 10th anniversary
- March 25: Country Girls' Major Debut 2nd anniversary
- April 4: ANGERME's Formation 8th anniversary
- April 29: Tsubaki Factory's Formation 2nd anniversary
- May 26: ANGERME's Major Debut 7th anniversary
- June 11: ℃-ute's Formation 12th anniversary
- September 2: Kobushi Factory's Major Debut 2nd anniversary
- September 11: Juice=Juice's Major Debut 4th anniversary
- September 14: Morning Musume's Formation 20th anniversary
- October 10: Juice=Juice Day (JuuJuu no Hi)
- November 5: Country Girls' Formation 3rd anniversary
| 2007 ・・ 2016 ・ 2017 ・ 2018 ・・ 2027 |