Biography
Originally assembled as a four-piece unit while attending a military academy, Acidman spent a few years honing their craft away from the spotlight. Following some adjustments to the lineup, the band issued their first single, "Sekitou," in 2001; it climbed the Japanese indie charts with notable speed, attracting enough attention to secure a contract with EMI. After polishing their approach, they merged earlier singles with fresh tracks on the 2002 album Sou, which entered the mainstream Top Ten upon release. Buoyed by growing visibility, the group delivered Loop the following year, then paused briefly to steer their style toward greater catchiness. On Equal they finalized that shift, settling into a bright, melodic framework that proved even more inviting to Japan's pop-oriented audiences. Momentum carried forward through the fan and sales growth of 2005's And World and 2007's Green Chord, while the band also evolved its approach by emphasizing guitar lines and adopting a collaborative songwriting process. High chart placements for 2008's Life sustained that trajectory. Although faint punk traces surface—prompting occasional classification in that vein—the connection extends only to the adventurous spirit heard in the Police and the Clash. Acidman's guitar work remains airy and tuneful, with bass providing the primary drive and only sporadic drum-kit force suggesting any punk roots; everything else stays rooted in melodic pop.
Albums

Optics
2025

Innocence
2021

ACIDMAN 20th Anniversary Fans' Best Selection Album "Your Song"
2016

Second Line & Acoustic Collection II
2015

Yuutomu
2014

Shinsekai
2013

Acidman The Best
2012

This Is Instrumental
2012

Second Line & Acoustic Collection
2011

Alma
2010

A Beautiful Greed
2009

Life
2008

Sankazora
2008

Equal
2008

Sou
2008

Sou (Remastered 2019)
2008

Green Chord
2007

And World
2005

Equal - EP
2004

Suisha
2004

Loop
2003

Loop (Remastered 2023)
2003
Singles

feel every love
2025

sonet
2024

Black & White
2024

Shining
2024

Fever
2023

Innocence
2021

Haiirono Machi
2020

Millennium
2017

Stay In My Hand
2014

Everlight
2014

Eri Ga Yureteru.
2014

Shinsekai
2012

The Best 3 ACIDMAN
2012

Alchemist
2012

Alma
2010

Sai (Prequel / Fragment Of Terra Mix By Kiyoshi Kusaka)
2010

Under The Rain
2009

Carve With The Sense
2009

I Stand Free
2008

Shikijitsu
2008

Unfold
2007

Remind
2007

Slow Rain
2006

Prism No Yoru
2006

World Symphony
2005

Kisetsu No Tou
2005

Aru Shoumei
2005
Live

