•
Iz*One released their debut extended play (EP)
Color*Iz on October 29, 2018. Since then, they have released two studio albums (one in Korean and one in Japanese), four EPs and three Japanese singles. After two and a half years of activities, Iz*One disbanded on April 29, 2021, following their contract expiration. •
Hitomi Honda returned to activities with
AKB48 until her graduation on January 28, 2024. She later signed with iNKODE and debuted in their new girl group
Say My Name on October 16, 2024, with their first mini album of the same name. •
Nako Yabuki returned to
HKT48 until her graduation on April 1, 2023, to focus on her acting career. •
Kwon Eun-bi debuted as a soloist on August 24, 2021, with her first EP,
Open. •
Jo Yu-ri debuted as a soloist on October 7, 2021, with her first single album,
Glassy. •
Kim Min-ju and
Urban Works announced in October 2021 that she would focus on her acting career. She later left Urban Works and signed with
Management SOOP in September 2022. •
Jang Won-young and
An Yu-jin debuted in Starship Entertainment's new girl group
Ive with their first single album,
Eleven, on December 1, 2021. •
Kang Hye-won debuted as a soloist on December 22 with her first extended play,
W. She also debuted as an actress in the third season of web drama
Best Mistake, which began airing on December 28. •
Choi Ye-na starred in the second season of the web drama
The World of My 17 and hosted several variety shows. She debuted as a soloist on January 17, 2022, with her first mini-album,
Smiley. •
Sakura Miyawaki and
Kim Chaewon (alongside former Pledis Entertainment trainee
Huh Yunjin) signed with
Hybe and
Source Music and debuted in their new girl group
Le Sserafim on May 2, 2022, with their first mini album,
Fearless. Miyawaki had graduated from
HKT48 and held her graduation concert on June 19, 2021, while Chae-won had left Woollim Entertainment. Although their signing was reported by external outlets in mid-2021, their status as Source artists was confirmed in March 2022. She debuted as a soloist with her first EP,
Hush Rush, on October 12, 2022. She then competed on
Queendom Puzzle but withdrew before the show's premiere. • Other
48 Group members returned to their respective groups and continued with releasing singles and music videos, including "
No Way Man," "Mimi wo Fusage!" and "Wakariyasukute Gomen". • "NO WAY MAN" was a normal AKB48 single and included Produce48 winners Honda Hitomi, Miyawaki Sakura and Yabuki Nako in addition to the other four Japanese finalists Miyazaki Miho, Takeuchi Miyu, Shiato Miu, and Shiroma Miru. The single also featured Tanaka Miku, who resigned from the show, along with other AKB48 group members. "Wakariyasukute Gomen", one of the single's B-Sides, featured members of the AKB48 groups that made it past the 1st elimination round but were eliminated before the finals (their ranks varied from 22nd to 52nd). The other B-side from the singe, "Mimi wo Fusage!", was performed by Japanese contestants who were eliminated in the first round of voting (ranks varied from 59th to 91st), not including those who resigned. •
AKB48's Minami Sato (39th) was promoted from Kenkyusei to team A on September 12, 2019. •
AKB48's Erii Chiba (33rd) participated in the Mnet reality TV show "UHSN". •
AKB48's Miu Shitao (18th), Erii Chiba, Nanami Asai (42nd), and Serika Nagano (77th) participated in ''''. • Some trainees returned to their original groups or set to debut in rookie groups by their respective agencies: •
Stone Music's Jang Gyu-ri (25th) returned as a member of
Fromis 9 for their first single album
From.9 on October 10, 2018 & departed from the group after her original contract with Off The Record Entertainment expired on July 31, 2022. •
FNC's Park Hae-yoon (19th) debuted in girl group
Cherry Bullet on January 21, 2019. •
Music Works's Yoon Hae-sol (35th) debuted in girl group Aqua on November 16, 2018. The group is said to have quietly disbanded. • FENT's
Kim Do-ah (23rd) debuted in Flavor, the first sub-unit of girl group
FANATICS, on November 26, 2018, and the full group on August 6, 2019. •
Yuehua's
Kim Si-hyeon (27th) and Wang Yi-ren (28th) debuted in girl group
Everglow on March 18, 2019. •
Woollim's Kim So-hee (43rd) & Kim Su-yun (47th), and former
AKB48 member
Juri Takahashi (16th) debuted in girl group
Rocket Punch on August 7, 2019. • Individual trainee Park Jinny joined Vine Entertainment and debuted in girl group
Secret Number on May 19, 2020. •
RBW's Na Goeun (29th) and Park Jieun (80th) debuted in girl group
Purple Kiss on March 15, 2021. Ji-eun left the group on November 18, 2022. • Han Chowon (13th) debuted in
Cube Entertainment's girl group
Lightsum alongside former
Banana Culture trainee Kim Nayoung (21st), and former CNC Entertainment trainee Lee Yujeong (51st) on June 10, 2021. • A Team's Kim Choyeon (50th) and former Million Market trainee Son Eunchae (32nd) debuted in girl group
BugAboo on October 25, 2021. The group disbanded on December 8, 2022. After the group's disbandment both Kim Choyeon and Son Eunchae left A Team and joined Carrie TV. • Some trainees debuted as soloists: •
ZB Label's Alex Christine (82nd) debuted as a soloist under the moniker
AleXa, and released her debut single
Bomb on October 21, 2019. • (Former)
AKB48's
Miyu Takeuchi (17th) released a solo single,
My Type () on October 22, 2019, under Mystic Entertainment. • Park Seoyoung debuted as a soloist under the moniker
ROYA, and released her debut single
Butterfly on May 9, 2020. • (Former)
NMB48's
Miru Shiroma released her debut single,
Shine Bright, on July 6, 2022, under Universal Music Japan. • Kim Doah debuted as a soloist on May 23, 2023 with the digital single "Dream Walking". • Some trainees left their agencies/joined new agencies: •
NMB48's Azusa Uemura (left) graduated on December 3, 2018, and began her career as a
YouTuber. •
AKB48's
Miyu Takeuchi graduated on December 25, 2018. She then signed a contract with Mystic Entertainment before leaving on May 3, 2021. •
AKB48's
Juri Takahashi graduated from the group on May 2, 2019. She then signed a contract with Woollim Entertainment and debuted in
Rocket Punch. She departed from the group after her original contract expired on May 24, 2024. •
AKB48's Mako Kojima (34th) graduated on May 12, 2019. •
NGT48's
Rena Hasegawa (71st) graduated on May 19, 2019. She then signed a contract with Crocodile and began her career as a voice actress. •
AKB48's Ikumi Nakano (59th) graduated on May 30, 2019. •
NMB48's Kokoro Naiki (87th) graduated on August 11, 2019. •
AKB48's Moe Goto (24th) graduated on August 13, 2019. She then signed a contract with Twin Planet and debuted as a soloist. •
HKT48's Amane Tsukiashi (left) graduated on March 31, 2020. •
NMB48's Sae Murase (22nd) graduated on December 23, 2020. •
SKE48's
Jurina Matsui (left) graduated on April 30, 2021. •
NMB48's
Miru Shiroma (20th) graduated on August 31, 2021. •
NGT48's Noe Yamada (41st) graduated on February 28, 2022. •
HKT48's Mina Imada (76th) graduated on April 4, 2022. •
NMB48's Cocona Umeyama (left) graduated on April 4, 2022. •
AKB48's
Miho Miyazaki (15th) graduated on April 14, 2022, announcing that she plans on moving to South Korea. •
HKT48's Natsumi Matsuoka (67th) graduated on August 31, 2022. •
HKT48's Bibian Murakawa (45th) graduated on November 1, 2022. •
AKB48's Tomu Muto (38th) graduated on March 8, 2023. •
HKT48's Aoi Motomura (52nd) graduated on July 23, 2023. •
NMB48's
Yuuka Kato (74th) graduated on August 1, 2023. •
AKB48's Chiyori Nakanishi (37th) graduated on August 28, 2023. •
AKB48's Manami Ichikawa (81st) graduated on August 31, 2023. •
HKT48's Miku Tanaka (left) graduated on December 29, 2023. •
AKB48's Shinobu Mogi (63rd) graduated on January 19, 2024. •
AKB48's Nanami Asai graduated on January 31, 2024. •
AKB48's Ayana Shinozaki (91st) graduated on February 10, 2024. •
AKB48's Minami Sato graduated on July 1, 2024. • Hwang So-yeon (60th) and Kang Da-min (62nd) left Wellmade Yedang, then Hwang signed a contract with M&H Entertainment while Kang is now under
Starship Entertainment. • Lee Ga-eun (14th) left
After School and
Pledis Entertainment and released her final single under Pledis, "Remember You," on July 12, 2019. Lee then signed a contract with High Entertainment. • Go Yu-jin (31st) left
Blockberry Creative, then she signed a contract with
8D Creative before leaving in spring 2020. • Son Eun-chae left Million Market and signed with A Team Entertainment before debuting with BugAboo on October 25, 2021. • Lee Yu-jeong, Yoon Eun-bin (65th), Kim Da-yeon (70th) and Hong Ye-ji (78th) left CNC Entertainment, then signed with Stardium Entertainment. Both Lee Yujeong and Kim Dayeon then left Stardium Entertainment; Lee signed with
Cube Entertainment in December 2019 and debuted in
Lightsum, while Kim signed with
Jellyfish Entertainment. • Shin Su-hyun (61st) left FAVE Entertainment. She then signed with Sublime Artist Agency. • Cho Ah-yeong (72nd) left
FNC Entertainment. She then signed a contract with UPVOTE Entertainment. • Kim Da-hye (75th) and Kim Nayoung left
Banana Culture. Kim Nayoung then signed with
Cube Entertainment and debuted in
Lightsum. • Yu Min-young (54th) left HOW Entertainment and signed a contract with
8D Creative. • Lee Chae-jeong (79th) and Park Minji (53rd) left MND17. Lee signed with Hunus Entertainment and was added as a new member to girl group
Elris for their fourth extended play
Jackpot. Park signed with Vine Entertainment and joined
Secret Number as a new member, making her debut with their single album
Fire Saturday on October 27, 2021. • Kim Yu-bin (88th) left CNC Entertainment. She then signed a contract with MAJOR9 Entertainment and debuted in Bling Bling. • Kim Minseo (44th) and Wang Ke (56th) left HOW Entertainment following its closure. • Cho Yeongjin (84th) and Lee Seunghyeon (73rd) left WM Entertainment. Lee joined Grandline Group and debuted in the group H1-KEY on January 5, 2022, under the stage name Riina. • Huh Yunjin (26th) left
Pledis Entertainment. She later joined
Hybe and
Source Music, where she debuted with their girl group
Le Sserafim alongside former Iz*One members Sakura Miyawaki and Kim Chaewon on May 2, 2022. • Wang Ke participated in the Thai audition program
Chuang Asia: Thailand. She placed 6th in the finale and will make her debut as part of
Gen1es Vote manipulation investigation Following allegations of
electoral fraud on the final episode of
Produce X 101, 272 viewers filed a lawsuit against
Mnet. On August 20, 2019, a search warrant was issued on
CJ E&M offices and a text voting company by the Seoul Metropolitan Police Agency. During their first search, the police uncovered voice recordings of the staff members discussing vote manipulation on the previous seasons of the show, resulting in them extending their investigation to all four seasons of the
Produce 101 series On November 6, 2019, producers Ahn Joon-young and Kim Yong-bum were arrested. During questioning, Ahn admitted to having manipulated the rankings for
Produce 48 and
Produce X 101. Police also found that Ahn had been using services from adult entertainment establishments in Gangnam paid for by various talent agencies approximately 40 times beginning from the second half of 2018, estimating to . On November 18, 2020, the trial of appeals was held for the "Produce 101" series manipulation case. The court revealed that the fourth round of voting of the show was manipulated, with trainees Lee Gaeun (14th) and Han Chowon (13th) supposed to be in the 5th and 6th place, respectively. ==Notes==