- Fukubukuro Tokuten DEMOTAPE released.
- 2000-01-01 ALPHA forms.
- 2000-01-01 (Formation backstory: guitarists En (艶) and Takumi (たくみ) were in the same highscool band. When that band broke up, guitarist Takumi (たくみ) joined Diza wa-re, which already featured bassist masashi. When Diza wa-re disbanded, a band called BASTARD broke up at the same time, and that band's vocalist, Rui (流維), formed ALPHA with En (艶) and masashi.)
- 2000-01-01 【lineup】 V. Rui (流維) / G. En (艶) / B. masashi
- 2000-02-00 Guitarist TAKUMI joins.
- 2000-02-00 【lineup】 V. Rui (流維) / G. TAKUMI / G. En (艶) / B. masashi
- 2000-03-00 ALPHA joins Soleil.
First live is held at
MARRY+AN+BLOODsponsored event, New Under Ground, at Meguro (目黒) ROCKMAYKAN (鹿鳴館).
- 2000-07-28 Soleil Treasure Box Set released.
- 2000-10-01 BALLERINA released.
- 2000-11-30 Haru Keshiki (※ cancelled) released.
- 2000-12-29 First oneman, in celebration of planned [but postponed] demotape release, is held at Meguro (目黒) ROCKMAYKAN (鹿鳴館).
- 2000-12-31 Soleil Shinseiki ni Mukatte promotion video special edition released.
- 2001-01-00 GURUGURU COMMENT CD 2001 released.
- 2001-01-00 Soleil Face of Soleil 2000nen Natsu released.
- 2001-01-10 ALPHA participates in a live at Osaka (大阪) BIG CAT. Although it wasn't apparent at the time, ALPHA seceded from Soleil on this day, and stopped activities.
- 2001-01-21 The band's planned live at Meguro (目黒) ROCKMAYKAN (鹿鳴館) is cancelled “due to snow and traffic jams” (in reality, the band had already decided to stop activities).
- 2001-02-11 The band's planned live at Urawa (浦和) Narciss is cancelled, as is the rest of their planned schedule. ALPHA officially ends activities.
- 2001-02-11 ALPHA ends activities
- 2001-02-12 As of 00:00 on 2001-02-12, ALPHA renames to Ash and restarts activities under PS COMPANY.
- 2001-03-10 (ALPHA tour, LOVE & PEACE, was scheduled to begin on this day, at Nagoya (名古屋) MUSIC FARM, but had been cancelled due to the band stopping activities.)
- 2001-03-14 「Hankouki,,,」 released.
- 2001-03-14 「,,,Hatsujouki」 released.
- 2001-03-20 GURUGURU COMMENT CD 2001 Tsuika PRESS released.
- 2001-05-02 Ash debut live is held at Shibuya (渋谷) ON AIR WEST.
- 2001-05-02 ~Aleph~ released.
- 2001-05-11 Ash first oneman live, A-S-H Act Sound History, is held at Takadanobaba (高田馬場) AREA.
- 2001-06-06 「Parade」 ~PARADE~ released.
- 2001-08-16 Coupling tour with Kagrra, and Dué le quartz, TRIBAL ARIVALL tour -WARNING!!-, begins at Sapporo (札幌) MESSE HALL.
- 2001-09-26 AV/NORMAL released.
- 2001-11-17 Ash leaves PS COMPANY.
- 2001-12-11 Ash forms their own label, Departures.
- 2001-12-16 Oneman, Gorippa (ご立派), is held at Takadanobaba (高田馬場) AREA. A video is freely distributed to attendees.
- 2001-12-16 2nd Oneman Show 「Muryou Maruhi VIDEO」 “Gorippa” released.
- 2002-02-22 SEX DRUG SMILE ROCK LOVE 「Kaijouban」 released.
- 2002-02-22 SEX DRUG SMILE ROCK LOVE 「Tsuuhanban」 released.
- 2002-03-15 Sponsored event, Asian Rockers, is held at Nishikujou (西九条) BRAND NEW.
- 2002-03-23 Oneman, Goudou KONPA in Nagoya (合同コンパin名古屋), is held at Nagoya (名古屋) HEARTLAND.
- 2002-03-28 Ash indefinitely pauses activities
- 2002-03-28 Last live is held at Shibuya (渋谷) ON AIR WEST, and Ash indefinitely pauses activities.