MASS OF THE FERMENTING DREGS is a Japanese alternative rock band formed in Kobe City, Japan.  In 2007, they won the best artist of EMI Music Japan’s new comer audition and recorded their songs with Dave Fridman at Tarbox road Studio in USA. After they released their 1st album in 2008, they rapidly climbed the alternative-rock ladder in Japan. The band once paused their activities in 2012 then reunion in 2017. The current lineup consists of Natsuko Miyamoto (Vocal & Bass) , Naoya Ogura (Guitar & Backing vocal) and Isao Yoshino (Drums & Backing vocal).

Known for their energetic, hair-flailing live shows and melodic, guitar driven pop sound, they are still one of the most exciting and attracted act in Japan.

MASS OF THE FERMENTING DREGS是在日本神户市成立的日本替代摇滚乐队。 2007年，他们赢得了EMI Music Japan最佳新人的最佳艺术家奖，并在Dave Fridman的美国Tarbox road工作室录制了他们的歌曲。在他们2008年发行第一张专辑后，他们正在迅速成为日本的另类摇滚舞台。乐队曾在2012年暂停他们的活动，然后在2017年重聚。目前的阵容包括Natsuko Miyamoto（Vo＆Ba），Naoya Ogura（Gt＆Cho）和Isao Yoshino（Dr＆Cho）。

以其精力充沛，无鞋，发型现场表演和旋律，吉他驱动的流行音乐而闻名，它们仍然是日本最令人兴奋和最吸引人的行为之一。