MUCC Shiken Dounyuu Kouen
2003.01.07. Ebisu The Garden Hall "Sono1. Misete kikasete namidasuru Aka"
2003.01.08. Ebisu The Garden hall "Sono2. Abarete oyoide asenagasu Kurutta Kajitsu"
2003.01.10. Takadanobaba AREA "Sono4. Hajimete no Fan Club Live Tsuishi"
2003.01.21. SHIBUYA-AX "Sono3. Golden Year"

2003.03.29. Tsumakoi Music Garden "MUCC to kyouka gasshuku" Fan Club Live
2003.04.30. FUkuoka DRUM LOGOS "Dai1kai FUKUOKA BUBBLE FESTIVAL"
2003.05.03. Mito Light House "Pink iro no seishun -W circuit hen-" LAVIENROSE&MERRY live secret appearance

MUCC Tsuyu no tour "Arubeki basho"
2003.05.20. Shibuya Public hall
2003.05.20. Single "Waga, arubeki basho A-type" Release (sold only at the venue)
2003.05.21. Single "Waga, arubeki basho B-type &C-type" Released
2003.05.24. Akita Club Swindle
2003.05.29. Akiyama Salon Kitty
2003.05.31. Nagoya Diamond Hall
2003.06.01. Namba HATCH
2003.06.15. Zepp Tokyo (tour final)

2003.07.05. Mito CLUB VOICE "dai3kai 79hai honban<2kaime no honban>"

MUCC 2003 SUMMER TOUR Nihonrettou konton heisei kokoro no naka
2003.07.12. Ichikawa CLUB GIO
2003.07.14. Utsunomiya VOGUE
2003.07.20. Kumagaya VOGUE
2003.07.23. Kooriyama HIP SHOT
2003.07.24. Sendai Club Junk Box
2003.07.26. Asahikawa HIJACK ON
2003.07.27. Sapporo KRASPS HALL
2003.07.29. Aomori Quarter
2003.08.01. Nagano Club Junk Box
2003.08.02. Kanazawa AZ Hall
2003.08.04. Niigata Club Junk Box
2003.08.12. Kobe Chicken Goerge
2003.08.14. Okayama Pepper Land
2003.08.15. Hiroshima Namiki Junction
2003.08.17. Yonago Belier
2003.08.19. Kumamoto DRUM Be-9
2003.09.20. Fukuoka DRUM Be-1
2003.09.27. Nippon Budokan "TV Asahi 45th Anniversary KINGDOn ROCK SHOW"
2003.09.03. Anpo Hall (In-store-event)
2003.09.03. Album "Zeku" Released
2003.09.04. Nagoya Diamond Hall
2003.09.05. Namba HATCH
2003.09.06. BAY SIDE JENNY (In-store-event)
2003.09.07. Shizuoka Sanash
2003.09.12. Shibuya tower Records (In-store-event)
2003.09.20. Tokyo BAY NK HALL (tour final)

2003.09.27. Like an Edison (In-store-event)
2003.09.28. Shinseidou (In-store-event)

2003.12.10. 1st LIVE DVD "Nihon rettou konton heisei kokoro no naka" Released
2003.12.16. Kumagaya VOGUE "2003 saigo no One-man live ha in Kumagaya"
2003.12.26. Nippon Budokan "Danger 2"
2003.12.28. Tokyo BAY NK HALL "FOOL'S MATE presents Beauti-Fool's Fest03 -Gendai Kisou Hakurankai-"
2003.12.30. Omiya Arche Special Stage "Mafuyu no Arche sora no shita"
2003.12.31. Mito Light House "LIGHT HOUSE 2002-2003 SPECIAL ACT 2DAYS"