STU48 Member History

STU48's Member History

Members are listed with their team history while in STU48. It does not include memberships with other sister groups that may have occurred before or after a member's tenure in NGT48, except if they were held as a concurrent position. Members who left then rejoined may be listed twice (or more) depending on when they rejoined. Non-consecutive tenures are separated with a semicolon (;).

Members

1st Generation (2017)

Announced on February 22, 2017

• Okada Nana (岡田奈々, ended concurrency March 18, 2022) AKB48 & STU48
• Sashihara Rino (指原莉乃, ended concurrency November 25, 2017) HKT48 & STU48

Okada and Sashihara were announced as concurrent members.

Announced on March 31, 2017

• Ishida Chiho (石田千穂, graduated June 7, 2026) STU48
• Ishida Minami (石田みなみ, graduated April 6, 2024) STU48
• Isogai Kanon (磯貝花音, graduated May 10, 2020) STU48
• Ichioka Ayumi (市岡愛弓, graduated August 11, 2019) STU48
• Imamura Mitsuki (今村美月, graduated March 31, 2024) STU48
• Iwata Hina (岩田陽菜, graduated April 20, 2024) STU48
• Otani Marina (大谷満理奈, graduated June 4, 2021) STU48
• Ozaki Mami (尾﨑舞美, graduated March 25, 2018) STU48
• Kai Cocoa (甲斐心愛) STU48; STU48
• Kadota Momona (門田桃奈, graduated August 11, 2019) STU48
• Kadowaki Miyuna (門脇実優菜, graduated November 18, 2021) STU48
• Kuroiwa Yui (黒岩唯, graduated October 2, 2017) STU48
• Sakaki Miyu (榊美優, graduated December 28, 2021) STU48
• Sano Haruka (佐野遥, graduated April 13, 2019) STU48
• Shioi Hinako (塩井日奈子, graduated July 22, 2018) STU48
• Shintani Nonoka (新谷野々花, graduated July 31, 2020) STU48
• Sugahara Saki (菅原早記, graduated May 6, 2019) STU48
• Takino Yumiko (瀧野由美子, graduated November 30, 2023) STU48
• Tanaka Kouko (田中皓子, graduated March 31, 2021) STU48
• Taniguchi Mahina (谷口茉妃菜) STU48
• Cho Orie (張織慧, graduated April 13, 2018) STU48
• Torobu Yuri (土路生優里, graduated October 22, 2019) STU48
• Hyodo Aoi (兵頭葵) STU48
• Fukuda Akari (福田朱里) STU48
• Fujiwara Azusa (藤原あずさ, graduated March 10, 2020) STU48
• Mishimura Haruka (三島遥香, graduated November 23, 2019) STU48
• Mineyoshi Arisa (峯吉愛梨沙, graduated March 31, 2025) STU48
• Mori Kaho (森香穂, graduated December 12, 2019) STU48
• Morishita Maiha (森下舞羽, graduated July 31, 2024) STU48
• Yano Honoka (矢野帆夏, graduated September 23, 2022) STU48
• Yabushita Fu (藪下楓, graduated August 8, 2021) STU48

Kai transferred to KLP48 in 2024 then returned to STU48 in 2026.

Draft 3rd Generation (2018)

• Oki Yuka (沖侑果, graduated April 20, 2024) Kenkyuusei→STU48
• Shinano Soraha (信濃宙花) Kenkyuusei→STU48
• Nakamura Mai (中村舞) Kenkyuusei→STU48
• Mizoguchi Aiko (溝口亜以子, graduated March 10, 2019) Kenkyuusei
• Yura Akari (由良朱合, graduated August 11, 2019) Kenkyuusei

2nd Generation (2019)

• Ikeda Yura (池田裕楽) Kenkyuusei→STU48
• Imaizumi Miria (今泉美利愛, withdrew October 30, 2021) Kenkyuusei→STU48
• Utsumi Rine (内海里音) Kenkyuusei→STU48
• Osaki Serika (尾崎世里花) Kenkyuusei→STU48
• Kawamata Anna (川又あん奈, graduated November 5, 2023) Kenkyuusei→STU48
• Kawamata Yuuna (川又優菜) Kenkyuusei→STU48
• Kudo Riko (工藤理子) Kenkyuusei→STU48
• Kojima Aiko (小島愛子, graduated November 30, 2024) Kenkyuusei→STU48
• Kondo Arisu (近藤ありす, withdrew April 2, 2020) Kenkyuusei
• Sako Himeka (迫姫華) Kenkyuusei→STU48
• Shimizu Sara (清水紗良) Kenkyuusei→STU48
• Suzuki Ayaka (鈴木彩夏, graduated April 29, 2024) Kenkyuusei→STU48
• Takao Sayaka (高雄さやか) Kenkyuusei→STU48
• Taguchi Reika (田口玲佳, graduated February 5, 2022) Kenkyuusei→STU48
• Tanaka Miho (田中美帆, graduated March 26, 2023) Kenkyuusei→STU48
• Tamura Natsuki (田村菜月, graduated July 25, 2021) Kenkyuusei
• Nakahiro Yayoi (中廣弥生, withdrew October 30, 2021) Kenkyuusei→STU48
• Harada Sayaka (原田清花) Kenkyuusei→STU48
• Minami Yurina (南有梨菜, withdrew October 30, 2021) Kenkyuusei→STU48
• Muneyuki Rika (宗雪里香) Kenkyuusei→STU48
• Yoshizaki Rinko (吉崎凜子, graduated April 29, 2023) Kenkyuusei→STU48
• Yoshida Sara (吉田彩良) Kenkyuusei→STU48
• Rissen Momoka (立仙百佳, graduated April 7, 2024) Kenkyuusei→STU48
• Watanabe Natsuki (渡辺菜月) Kenkyuusei→STU48

2.5th Generation (2022)

• Okada Azumi (岡田あずみ) Kenkyuusei→STU48
• Okamura Rio (岡村梨央) Kenkyuusei→STU48
• Kurushima Yuka (久留島優果) Kenkyuusei→STU48
• Morokuzu Noa (諸葛望愛) Kenkyuusei→STU48

The 2.5th generation members joined STU48 through the "New Wave Project" audition in collaboration with the Actors School Hiroshima (ASH).

3rd Generation (2023)

• Arai Ria (新井梨杏) Kenkyuusei→STU48
• Ishihara Yuuna (石原侑奈) Kenkyuusei→STU48
• Ide Kanau (井出叶, graduated April 20, 2025) Kenkyuusei→STU48
• Iwasaki Kasumi (岩﨑春望, withdrew June 30, 2024) Kenkyuusei
• Okuda Yuina (奥田唯菜) Kenkyuusei→STU48
• Kajiwara Miu (梶原未羽, withdrew December 8, 2024) Kenkyuusei
• Kabeshima Yuika (壁島結華, graduated October 31, 2024) Kenkyuusei→STU48
• Kitazawa Ichigo (北澤苺) Kenkyuusei→STU48
• Shimizu Risako (清水りさ子, withdrew February 25, 2024) Kenkyuusei
• Sogawa Saki (曽川咲葵, graduated April 11, 2026) Kenkyuusei→STU48
• Hasegawa Noa (長谷川乃彩, withdrew June 14, 2024) Kenkyuusei
• Hamada Hibiki (濵田響) Kenkyuusei→STU48
• Fujii Rie (藤井里詠, withdrew July 20, 2024) Kenkyuusei
• Morisue Himena (森末妃奈) Kenkyuusei→STU48

4th Generation (2025)

• Ishimatsu Haruna (石松陽菜) Kenkyuusei
• Inoue Kurea (井上久伶杏) Kenkyuusei
• Kabutake Mana (蕪竹真奈) Kenkyuusei
• Kihara Hinayo (木原姫花世) Kenkyuusei
• Komatsu Nayu (小松奈侑) Kenkyuusei
• Sakaki Towana (坂木叶愛) Kenkyuusei
• Sakazaki Ai (坂崎愛) Kenkyuusei
• Shimada Sayaka (島田紗香) Kenkyuusei
• Sogabe Ako (曽我部あこ) Kenkyuusei
• Takamura Shiori (髙村栞里) Kenkyuusei
• Tanaka Nanako (田中奈菜子) Kenkyuusei
• Douho Runa (道保琉南) Kenkyuusei
• Nonaka Rio (野中莉央) Kenkyuusei
• Hamada Mii (濵田美惟) Kenkyuusei
• Fujita Amu (藤田愛結) Kenkyuusei
• Miyoshi Maaya (三好真綺) Kenkyuusei
• Yagi Yuuna (屋木優菜) Kenkyuusei
• Yokoi Yuina (横井結菜) Kenkyuusei