Formed in Osaka in 2009, GEZAN (下山) is a Japanese alternative rock band based in Tokyo as of 2012. GEZAN has become popular across their home country for their high-speed noise, punk, hardcore, and psych-rock music.

The band has so far released six albums: かつて うた といわれたそれ (2012); 凸-DECO- (2014); NEVER END ROLL (2016); Silence Will Speak (2018); 狂 (KLUE, 2020); and あのち (Anochi, 2023), with Million Wish Collective.

Members:
- マヒトゥ・ザ・ピーポー (Mahi to the People): vocals, guitar
- イーグル・タカ (Eagle Taka): guitar
- カルロス・尾崎・サンタナ (Carlos Ozaki Santana): bass (2009-2021
- シャーク・安江 (Shark Yasue): drums (2009-2016)
- 石原ロスカル (Ishihara Loscal): drums (2016-present)
- ヤクモア (Yakumoor): bass (2021-present) Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.