NMB48

NMB48
NMB48劇場 (NMB48 Theater)
Background information
Origin	Osaka, Japan
Genres	J-Pop, Pop
Years active	2011 (2011)–present
Labels	Showtitle
Associated acts	AKB48
Website	www.nmb48.com
Members	Team N details Team M details Team BII details

NMB48 (read "N.M.B. Forty-eight") is a Japanese idol girl group that debuted in 2011 as the second sister group to AKB48, produced by Yasushi Akimoto. The group performs at the NMB48 Theater which is located in the basement of the Yes-Namba Building in Namba, Osaka. The name "NMB" comes from "Namba" in the Minami district in Osaka.

On 10 July 2010, AKB48 first announced that they would be forming a second sister national group. based in Namba. NMB48 officially became active on 9 October 2010.Yasushi Akimoto announced that the group would have 26 trainees for the first generation. These members made their first appearance at the AKB48 Tokyo Autumn Festival.

NMB48 made their debut performance at their theater on New Year's Day 2011. They released their debut single, "Zetsumetsu Kurokami Shōjo", on 20 July 2011. In its debut week, the single sold a total of about 218,000 copies, making it the bestselling single on the Oricon weekly charts for the week of 20–27 July 2011. This makes NMB48 the second girl group after Passpo to reach number 1 with a debut single.

On the first day of AKB48's Tokyo Dome Concert held on August 24, 2012, it was announced that AKB48 Team A member Yui Yokoyama would hold a concurrent Position in NMB48. Miyuki Watanabe of Team N would hold a concurrent position in AKB48 Team B. Also, Riho Kotani of Team N will hold a concurrent position in AKB48, Team A.

On September 3, Eriko Jo, a member of Team M, announced that she would be leaving the group during the performance at the theater. Her "graduation" performance was on September 28 at the NMB48 Theater. Following Jo's graduation, two members from Team M announced their resignation in early October. On October 9, three trainees were promoted to Team M to replace the members who had left. Fuuko Yagura became the new "center" member of Team M.

On October 10, sixteen third-generation trainees formed Team BII. On December 19, Yui Yokoyama was promoted to Team N.