chatmonchy (チャットモンチー) is a Japanese rock band under the Sony sub-label Ki/oon Records. The band made theirdebut in
2005 with the mini-album, chatmonchy has come, but it wasn't until their third single, "Shangri-La", that theband really got
noticed. The single was the bands first break into the top ten on the Oricon, and since then all theirreleases have charted in the top
twenty. On September 29th, 2011 Takahashi Kumiko officially left the band.