No3b

 was a subunit from idol group AKB48's original Team A, produced by Yasushi Akimoto. The group is commonly referred as no3b, a stylized version of the group's name, which is a "wasei-eigo" term for sleeveless clothes.
History.
The trio debuted officially under the name No Sleeves in November 2008, but were previously grouped together and performed the songs "Junai no Crescendo" and "Bye Bye Bye" at AKB48 concerts and stage DVDs. , they have had eight Oricon top 10 singles. The group has released two digital singles under the name for the TV Tokyo drama "Men Dol: Ikemen Idol" in which they starred.
After a year of inactivity following the release of their eighth single, "Pedicure Day" in December 2011, no3b joined as MC in Fuji TV's midnight ad lib music variety show together with Tetsuya Komuro, Kosuke Suzuki, and Lily Franky, where they held their first recorded performance of the next single, "Kirigirisu Jin".
No Sleeves' songs featured in different media: "3seconds" and "Christmas Present" in the drama "Men Dol: Ikemen Idol" as insert songs, with "Relax!" as the theme song. "Tane" was used as the ending theme for the anime "Birdy the Mighty Decode:02". "Kiss no Ryūsei" was used as the opening theme for the TBS ranking show from December 2009 to January 2010. "Lie" was used as the ending theme for the TBS TV show . "Kimi Shika" as the mobile drama theme song, theme song and the variety show theme song (August 2010). "Answer" was used as the ending theme to the anime "Beelzebub". "Asatte, Jamaica" as the mobile drama theme song. "Kirigirisu Jin" as Fuji TV variety show "Snack Kissa Eden" insert song and ending theme. "Iin Ja Ne?" as the TV drama theme song.
The group will reunite for their 10th Anniversary Live Performance on November 26, 2018.