Marbell (stylized as MarBell) was a Japanese rock band active from 2006 to 2010 and signed to their own independent label, N-Records. The band's clothes and outfits were all designed by famed fashion designer H. Naoto.^[1]

Marbell was formed in 2006 with half-Japanese half-American model Mar on vocals and Tsunoda Takanori as guitarist, producer and arranger.^[2] They were later joined by bassist Azusa and drummer yu-ya before releasing their debut album Sister on May 14, 2008.^[2] The band toured throughout Japan, mainly performing live in Tokyo, but also performed at the 2008 Otakon convention in the United States.^[3] Four of the songs from their album were performed by the band on May 3, 2008, on the first day of the hide memorial summit,^[4] which gave Marbell the opportunity to play for a huge audience at Ajinomoto Stadium and to honor hide, whom Tsunoda was greatly inspired by.^[2] The band was inactive throughout 2009.

On March 10, 2010, it was officially announced that Marbell had disbanded after only four years together.^[5] Vocalist Mar has since begun a solo career under the name MAA.^[6]

• Mar – vocals (2006–2010)
• Tsunoda Takanori – guitar, producer (2006–2010)
• Azusa – bass (2008–2010)
• yu-ya – drums (2008–2010)

• Sister (2008)