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SDN48 1st Generation Members Profile

SDN48 1st Generation Members Profile and Facts:

SDN48 was a Japanese girl group marketed as the “mature version” of AKB48. All members were aged 20 and above, and the group had adult only shows at AKB48’s Akihabara Theater. Their first generation had 23 members in total before their disbandment on March 31, 2012.

SDN48 1st Generation Members:
Akita Kazue

Name: Akita Kazue (穐田和恵)
Birthday: February 23, 1985
Zodiac Sign: Pisces
Birthplace: Osaka, Japan
Blood Type: A
Height: 164 cm
Instagram: kazue.akita
Twitter: kazue_akita

Akita Kazue Facts:
– She was ranked 11th in the fan election for SDN48’s first single.
– Although Kazue graduated from SDN48 in 2012, her solo song “Haruiro no Tsubasa” appeared for the first time in the AKB48 Request Hour 3 years later.
– In 2018, she formed the idol group alongside fellow SDN48 members Kohara Haruka, Okochi Misa, Kimoto Yuki, Fukuda Akane and Fujikoko Yumi.  The group debuted in 2019.

Imayoshi Megumi

Nickname: Megu
Birthday: August 13, 1987
Zodiac Sign: Leo
Birthplace: Kumamoto, Japan
Blood Type: B
Height: 158 cm
Instagram: megu813
Twitter: megumi_imayoshi

Imayoshi Megumi Facts:
– She announced her marriage on May 17, 2018.
– Megumi studied at Doshisha University, in the Faculty of Economics.
– She was a member of 7cm and TRY OUT.

Umeda Haruka

Nickname: Umeko
Birthday: March 15, 1988
Zodiac Sign: Pisces
Birthplace: Matsuoka, Mie, Japan
Blood Type: A
Height: 152 cm
Instagram: umedaharuka
Twitter: haruka_umeda

Umeda Haruka Facts:
– She was a member of 7cm.
– Haruka is currently a theatre actress.
– She ranked 6th in the fan election for their debut single.
– While she was in SDN48, Haruka was the dance teacher for AKB48’s Kenkyuusei.

Urano Kazumi

Nickname: CinDy
Birthday: October 23, 1985
Zodiac Sign: Libra
Birthplace: Sakado, Saitama, Japan
Blood Type: O
Height: 154 cm
Instagram: cindy.cinderella
Twitter: urano_cindy1023
YouTube: CinDy Holic

Urano Kazumi Facts:
– Kazumi was also a member of AKB48‘s Team A (2005-2006) and Team B (2006-2009).
– Kazumi is good friends with Hirajima Natsumi of Merm4id.
– She is a former member of Crayon Friends from AKB48 and Watarirouka Hashiritai 7.
– Her nickname originates from her love of Cinderella. She loves Disney and often visits Disneyland.
– CinDy, Hirajima Natsumi and Watanabe Shiho are the first founding members of more than one team in the same group.
– After joining SDN48, she became one of the first members to be an official 1st Generation member for two different 48/46 groups along with Sato Yukari.
– She was regarded as Team B’s de facto Captain.
– Kazumi ranked 5th in the fan election for SDN48’s debut single.
– She announced her marriage on May 8, 2022.

Okochi Misa

Nickname: Misamisa
Birthday: January 11, 1984
Zodiac Sign: Capricorn
Birthplace: Wakayama, Japan
Blood Type: B
Height: 161 cm
Instagram: misa_okochi
Twitter: misa_okochi

Okochi Misa Facts:
– Misa debuted in the group on March 10, 2019 – an idol group made up of former SDN48 members.

Ohori Megumi

Nickname: Meetan
Birthday: August 25, 1983
Zodiac Sign: Virgo
Birthplace: Oamishirasato, Chiba, Japan
Blood Type: A
Height: 158 cm
Instagram: ohorimegumi
Twitter: ohori_megumi

Ohori Megumi Facts:
– She was a member of AKB48 Team K from 2006-2009.
– Megumi released a solo single on October 15, 2008 called “Amai Kokansetsu”.
– She was the center of SDN48’s debut single “GAGAGA”.
– Megumi has two photobooks: Yummi! 松嶋めぐみ (November 30, 2005) and Oohori Megumi x Mosatsu Amai Kokansetsu (November 13, 2008).
– She has three solo DVDs: Abunai (December 16, 2009), Cosplay☆Meetanhime♪ (December 21, 2005) and Yummi! 松嶋めぐみ (April 25, 2005).
– She is the eldest of four siblings.
– Megumi failed AKB48’s 1st Generation auditions.
– She has a teaching license.
– She was given her solo single under the name of Ohori Meshibe, with the condition that if it didn’t sell over 10,000 copies, she would graduate from AKB48. Luckily, she sold over 10,000 copies and stayed in the group.
– Megumi ranked 1st in the election for SDN48’s first single, making her the center.
– She appeared at AKB48’s 7th Anniversary Show to sing “Himawari”.
– At this show, Megumi also announced that she would be getting married to Kanazawa Tatsuya in August 2013. They got married in Hawaii.
– In June 2014, she gave birth to a daughter.

Kaida Juri

Nickname: Juri
Birthday: May 19, 1988
Zodiac Sign: Taurus
Birthplace: Tokyo, Japan
Blood Type: O
Height: 163 cm
Instagram: jyuridayoyoyo
Twitter: jyuridayo

Kaida Juri Facts:
– Juri was a member of 7cm.
– On January 16, 2021, Juri announced her marriage to Matsumoto Yuki, a baseball player.

Kato Mami

Nickname: Mamitan
Birthday: September 7, 1987
Zodiac Sign: Virgo
Birthplace: Tokyo, Japan
Blood Type: B
Height: 161 cm
Instagram: mamikato97

Kato Mami Facts:
– She is a trained ballet dancer.
– Mami is well known for being the center of SDN48’s song “Yuuwaku no Garter”, where she does a mid-air split.
– She moved to Los Angeles, California when she was 3 months old and lived their until she was 4 years old.
– Mami was a member of 7cm.
– She ranked 8th in the fan election for their debut single.
– Mami got married in 2018 and gave birth to a girl on October 3, 2019.

Kouchi Masami

Nickname: Masamin
Birthday: April 24, 1987
Zodiac Sign: Taurus
Birthplace: Kanagawa, Japan
Blood Type: A
Height: 162 cm
Instagram: masamikouchi
Twitter: masamikouchi

Kouchi Masami Facts:
– Masami launched her own handbag collection with SMIR NASLI for the Autumn/Winter 2012 season.
– She got married on December 11, 2015 and gave birth to a daughter named Lilli on February 3, 2017.

Kohara Haruka

Nickname: Kyururun~
Birthday: April 12, 1988
Zodiac Sign: Aries
Birthplace: Fukuyama, Hiroshima, Japan
Blood Type: B
Height: 161 cm
Instagram: runrunrun0412koharun
Twitter: runrunrun0412k1

Kohara Haruka Facts:
– She was a member of AKB48‘s Team B and Team K.
– Haruka ranked 9th in the election for their debut single.
– She began working as a gravure idol in 2013, but retired after releasing one DVD on November 22, 2014.
– Haruka is a member of R.
– On May 25, 2021, Haruka announced her marriage to actor Ogasawara Ken and the birth of their first child.

Kondo Sayaka

Nickname: Sayanee
Birthday: April 1, 1984
Zodiac Sign: Aries
Birthplace: Aichi, Japan
Blood Type: O
Height: 162 cm

Kondo Sayaka Facts:
– She speaks fluent English; she grew up in Michigan until she left high school.
– Sayaka is currently a radio host.
– In 2015, Sayaka married a boat racer and gave birth to a child. However, in March 2018, she divorced him.
– Whenever Chen Qu was absent, she would recite the spoken words of “Touhikou” in English.

Sato Yukari

Nickname: Yukarin
Birthday: November 22, 1988
Zodiac Sign: Scorpio
Birthplace: Hamamatsu, Shizuoka, Japan
Blood Type: B
Height: 162 cm

Sato Yukari Facts:
– Yukari has 2 photobooks: 1st Photobook (July 18, 2008) and Junsui Shoujo -Pure Angel- (October 25, 2008).
– She has 3 solo DVDs: 1st Solo DVD (July 24, 2008), Junsui Shoujo -Pure Angel- (October 25, 2008) and Sweet Fairy (January 23, 2009).
– She was in Majisuka Gakuen and Majisuka Gakuen 2.
– Her favourite food is almond jelly.
– She likes the singer Hamasaki Ayumi.
– Her younger sister, Sato Erika, is a member of JAPANARIZM.
– Yukari is often regarded as the ace of SDN48, along with Serina.
– She auditioned with the song “Maji de Koi Suru 5-byou Mae” by Hirosue Ryoko.
– Yukari likes sleeping.
– She is a former member of AKB48 Team A.


Nickname: Serinko
Birth Name: Serikawa Kana (芹川可奈)
Birthday: May 19, 1985
Zodiac Sign: Taurus
Birthplace: Iwamizawa, Hokkaido, Japan
Blood Type: A
Height: 161 cm
Instagram: serinaofficial
Twitter: serina_serinko
YouTube: 芹那だよぉ

Serina Facts:
– She released two photobooks; Secret Serina (November 11, 2011) and Secret Desire (March 26, 2012).
– Serina also had one solo DVD called Eden, which released on September 20, 2011.
– She is currently a gravure idol.
– Serina likes horse-racing.
– She ranked 7th in their fan election for their debut single.
– On October 15, 2009, Serina announced that she was actually born in 1985 and not 1988 like Serina had previously said, having lied about her age because the school she went to at the time banned its students from working in the entertainment industry.

Chen Qu

Nickname: Chuchuu
Birthday: November 6, 1986
Zodiac Sign: Scorpio
Birthplace: Shenyang, Liaoning, China
Blood Type: B
Height: 169 cm

Chen Qu Facts:
– She was the first Chinese member in any 48G group, having debuted 3 years prior to SNH48‘s formation.
– Chen Qu moved to Japan in January of 2004.
– She is fluent in Japanese.
– Chen Qu was the tallest member of SDN48.
– Her talents are dancing and flexibility.
– She replaced Fukuyama Sakura in the Senbatsu for “GAGAGA”.
– Chen Qu recited the spoken lyrics of “Touhikou” in Chinese in the 1st Generation performances and studio recording.
– She married a man she had dated since shortly after her SDN48 debut. Chen Qu announced her marriage on March 31, 2013 at SDN48’s revival stage and showed the ring at the Omoidaseru Kimitachi e ~ AKB48 Group Zenkouen ~, two months later.
– She retired from the entertainment industry on March 31, 2015.

Tezuka Machiko

Nickname: Macchi
Birthday: February 25, 1986
Zodiac Sign: Pisces
Birthplace: Hyogo, Japan
Blood Type: B
Height: 155 cm
Instagram: machikotezuka
Twitter: machi_pie
YouTube: 手束真知子

Tezuka Machiko Facts:
– She was a member of SKE48 Team KII under the name Maeda Eiko.
– Machiko was in the idol group Seifuku Koji Iinkai as a 9th Generation member.
– She was a gravure model from 2004-2007 under the name Ourei Harada.
– After her retirement, she had breast reduction surgery (she was previously well-known for her G-cup sized bust).
– She later released four more gravure videos between 2018-2020 under her real name.
– Machiko was a newscaster for cellphone video site Ohaten from January-April 2009.
– She runs a gravure idol cafe and group called Gradol Bunkasai.


Nickname: Nachuhamu
Birth Name: Takekawa Natsuko (竹川奈津子)
Birthday: December 23, 1984
Zodiac Sign: Capricorn
Birthplace: Osaka, Japan
Blood Type: O
Height: 161 cm
Instagram: nachudesu1223
Twitter: nachudesu1223
Facebook: natsuko.takekawa

Nachu Facts:
– She likes ParaPara, TekuPara, TeraPara, blogging, going to tanning salons and Gyarusa.
– Nachu can dance to 300 ParaPara songs.
– She is skilled at nail art and Gyaru fashion.
– Nachu loves variety.
– She is the only SDN48 member (excluding members who transferred from AKB48 to SDN48) to participate in an AKB48 single, as well as the first to appear in their tv shows.
– Her main role in the group was MC.
– She does calligraphy.
– Nachu was in Majisuka Gakuen 12 and 4.

Nishikunihara Reiko

Nickname: Rachel
Birthday: November 24, 1977
Zodiac Sign: Sagittarius
Birthplace: Miyazaki, Japan
Blood Type: A
Height: 161 cm
Instagram: rachel_thousand
Twitter: 1124nishikuni

Nishikunihara Reiko Facts:
– Reiko has been in stage plays such as I GOT MERMAN and RENT.
– She currently lives in the United States with her husband (who she got married to on March 10, 2018) and her son (gave birth to on July 5, 2021).
– She is one-quarter American.
– Reiko was the oldest member of SDN48 at the time of disbandment, graduating when she was 34 years old. Reiko was the second-oldest overall after Nakazato Ayami.
– She was the oldest graduating member of any 48G Group, excluding Otona AKB48, where Tsukamoto Mariko was 38.
– Reiko is known for her powerful vocal abilities.
– Reiko debuted as the vocalist of heavy metal band The Black Butterfly in 2019.
– She was the only SDN48 member to release a solo while in the group (“Ai yo, Ugokanaide”), which was released as a B-side on Type B of “Ai, Chuseyo” and later on “NEXT ENCORE”. Ohori Megumi was in AKB48 when she released her solo, Kojo Seara and miray were soloists prior to SDN48 and Akita Kazue’s solo wasn’t released until after disbandment.

Noro Kayo

Nickname: Nontii
Birthday: October 28, 1983
Zodiac Sign: Scorpio
Birthplace: Tokyo, Japan
Blood Type: A
Height: 163 cm
Instagram: norokayotokyo
Twitter: kayopone
YouTube: 野呂佳代のイノシシch

Noro Kayo Facts:
– She was the Captain of SDN48.
– Kayo was a member of AKB48 Team K.
– She released a solo song called “Kata no Inko” on June 28, 2023.
– Kayo starred in Orange is The New Black, London Hearts, Kao Dake Sensei and more.
– She married a TV director on November 22, 2020.
– Kayo is now a plus size model for the magazine la farla.
– She ranked 3rd in the election for SDN48’s first single.
– Kayo is a fan of baseball team Yomiuri Giants.
– She is friends with Oshima Yuko and Oku Manami.
– In 2007 and 2008, her and Sato Natsuki created the comedy duo Nachinon. They participated in multiple comedy competitions and was often used in MCs at AKB48 concerts.

Hatakeyama Chisaki

Nickname: Chaki
Birthday: November 4, 1988
Zodiac Sign: Scorpio
Blood Type: A
Height: 155 cm
Instagram: chaki_wooper
Twitter: chaki_pu
Facebook: chakidesu

Hatakeyama Chisaki Facts:
– She worked as a solo artist after graduation.
– She got married in 2017 and gave birth to a daughter on November 7, 2018.
– Following the birth of her daughter, Chisaki stopped releasing music.

Mitsui Hiromi

Nickname: Hiromin
Birthday: September 19, 1983
Zodiac Sign: Virgo
Birthplace: Tokyo, Japan
Blood Type: B
Height: 165 cm
Instagram: hiromi1983m
Twitter: hiromi_mitsui

Mitsui Hiromi Facts:
– She currently works as a choreographer, as well as an instructor in yoga and dance.
– Hiromi has choreographed dances for AKB48SKE48NGT48 and CGM48.
– Prior to debuting in SDN48, she was the choreographer for the song “Kuroi Tenshi” from Team A‘s 5th Stage.

Former Members:
Iwata Yuki

Nickname: Yuuki, Ganchan
Birthday: December 23, 1980
Zodiac Sign: Capricorn
Birthplace: Fukui, Japan
Blood Type: AB

Iwata Yuki Facts:
– She withdrew on September 24, 2009 due to health issues.

Nakazato Ayami

Nickname: Ayamin
Birthday: July 12, 1976
Zodiac Sign: Cancer
Birthplace: Saitama, Japan
Blood Type: O
Height: 168 cm

Nakazato Ayami Facts:
– She graduated on December 24, 2009.
– Ayami made her debut at 33 years old, making her the oldest member of SDN48 and the oldest female member to debut in a 48/46 Group prior to the formation of Yoshimotozaka46.

Ito Kana

Nickname: Kananyan
Birthday: February 5, 1987
Zodiac Sign: Aquarius
Birthplace: Hiroshima, Japan
Blood Type: B
Height: 166 cm
Twitter: kananyan_ito (private)

Ito Kana Facts:
– She graduated on February 10, 2011 due to poor health.
– She ranked 10th in the fan election for SDN48’s debut single.

See Also: SDN48 Discography

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