This page consists of basic information about members of the former J-pop group Kobushi Factory.
All members joined the group on January 2, 2015 and they were part of Hello Pro Kenshuusei.
Contents
List of Members[]
Members at Time of Disbandment[]
| Name | Birthdate | Home Prefecture |
Blood Type |
Date Joined | Date Graduated | Member Color | Notes |
Hirose Ayaka |
August 4, 1999 (age 21) |
Kanagawa | O | January 2, 2015 | March 30, 2020 |  Turquoise |
Leader Former NICE GIRL Project! Kenshuusei member (2011-2014) |
Nomura Minami |
February 10, 2000 (age 21) |
Tokyo | B |  Royal Blue |
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Hamaura Ayano |
April 26, 2000 (age 21) |
Saitama | AB |  Pink |
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Wada Sakurako |
March 8, 2001 (age 20) |
Aichi | B |  Green |
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Inoue Rei |
July 17, 2001 (age 20) |
Tokyo | O |  Purple |
Former NICE GIRL Project! Kenshuusei member (2013-2014), Current member of Juice=Juice (2020-present), |
Former Members[]
| Name | Birthdate | Home Prefecture |
Blood Type |
Date Joined | Date Left / Graduated | Member Color | Notes |
Fujii Rio |
March 4, 1999 (age 22) |
Aichi | B | January 2, 2015 | July 6, 2017 |  Mustard |
Sub-leader (2015-2017) |
Ogawa Rena |
March 27, 2000 (age 21) |
Tochigi | A | September 6, 2017 |  Red |
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Taguchi Natsumi |
July 21, 2000 (age 21) |
Saitama | A | December 6, 2017 |  Orange |
Leadership[]
| Leader | Period of time | Sub-Leader | Period of time |
| Hirose Ayaka | March 8, 2015 – March 30, 2020 | Fujii Rio | March 8, 2015 – July 6, 2017 |
| None | July 7, 2017 - March 30, 2020 |
Members Colors[]
Each Kobushi Factory member had their own color for outfits and merchandise to distinguish between each member.
| Color | Owner |
| Red
|
Ogawa Rena (2015-2017) |
| Orange
|
Taguchi Natsumi (2015-2017) |
| Mustard
|
Fujii Rio (2015-2017) |
| Green
|
Wada Sakurako (2015-2020) |
| Turquoise
|
Hirose Ayaka (2015-2020) |
| Royal Blue
|
Nomura Minami (2015-2020) |
| Purple
|
Inoue Rei (2015-2020) |
| Pink
|
Hamaura Ayano (2015-2020) |
Tenures[]
| Member | Tenure | Time in group |
| Hirose Ayaka | January 2, 2015 - March 30, 2020 | 5 Years, 2 Months, 28 Days |
| Nomura Minami | ||
| Hamaura Ayano | ||
| Wada Sakurako | ||
| Inoue Rei | ||
| Taguchi Natsumi | January 2, 2015 - December 6, 2017 | 2 Years, 11 Months, and 4 Days |
| Ogawa Rena | January 2, 2015 - September 6, 2017 | 2 Years, 8 Months, and 4 Days |
| Fujii Rio | January 2, 2015 - July 6, 2017 | 2 Years, 6 Months, and 4 Days |
Members Single Count[]
| Member | Debut Single | Last Single | Single Count |
| Hirose Ayaka | Nen ni wa Nen / Survivor | Seishun no Hana / Start Line | 9 Singles |
| Nomura Minami | |||
| Hamaura Ayano | |||
| Wada Sakurako | |||
| Inoue Rei | |||
| Fujii Rio | Shalala! Yareru Hazu sa / Ee ja nai ka Ninja nai ka | 5 Singles | |
| Ogawa Rena | |||
| Taguchi Natsumi |
Members Line-Ups[]
| Date | Member(s) | Total Members | Age Average | Singles Released with Line-up |
| January 2, 2015 (Formation) |
Group formation. Founding members include Fujii Rio, Hirose Ayaka, Nomura Minami, Ogawa Rena, Hamaura Ayano, Taguchi Natsumi, Wada Sakurako, and Inoue Rei. | 8 | 14.75-17.17 | Nen ni wa Nen / Survivor, Dosukoi! Kenkyo ni Daitan / Ramen Daisuki Koizumi-san no Uta / Nen ni wa Nen (Nen'iri Ver.), Sakura Night Fever / Chotto Guchoku ni! Chototsumoushin / Osu! Kobushi Tamashii, Samba! Kobushi Janeiro / Bacchikoi Seishun! / Ora wa Ninkimono, Shalala! Yareru Hazu sa / Ee ja nai ka Ninja nai ka |
| July 6, 2017 | Fujii Rio leaves. | 7 | 17.01-17.18 | None |
| September 6, 2017 | Ogawa Rena graduates. | 6 | 17.13-17.38 | None |
| December 6, 2017 | Taguchi Natsumi leaves. | 5 | 17.38-19.66 | Kore Kara da! / Ashita Tenki ni Naare, Kitto Watashi wa / Naseba Naru, Oh No Ounou / Haru Urara, Seishun no Hana / Start Line |
Trivia[]
- Kobushi Factory was the first Hello! Project group to consist only of members from Hello Pro Kenshuusei.
- All the members were born between 1999 and 2001, making this the first group to have all members born after Hello! Project's formation.
- Kobushi Factory had only 2 years and 4 month gap between the oldest and youngest member.
See Also[]
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