List of Oricon number-one singles of 2004

The following is a list of Oricon number-one singles of 2004.

Oricon Weekly Singles Chart

Issue date	Song	Artist(s)	Ref.
January 5	No chart data available		[1]
January 12	"Sekai ni Hitotsu Dake no Hana"	SMAP
January 19	"Star Gazer"	Spitz
January 26	"Toki no Shizuku"	Glay
February 2	"READY STEADY GO"	L'arc-en-Ciel
February 9	"One Day, One Dream"	Tackey & Tsubasa
February 16	"PIKA☆☆NCHI DOUBLE"	Arashi
February 23	"Michishirube ~a road home~"	Orange Range
March 1	"Hitomi no Juunin"	L'arc-en-Ciel
March 8	"Wonderful Life"	&G
March 15	"Subete ga Boku no Chikara ni Naru!"	Kuzu
March 22	"Arigatou no Uta"	V6
March 29	"Moments"	Ayumi Hamasaki
April 5
April 12	"Aja"	Southern All Stars
April 19	"Dareka no Negai ga Kanau Koro"	Hikaru Utada
April 26
May 3	"Banzai"	B'z
May 10	"Kibou: Yell"	NEWS
May 17	"Tenshi no Wakemae"	Glay
May 24	"Sign"	Mr. Children
May 31	"Jiyuu e no Shoutai"	L'arc-en-Ciel
June 7	"Waver"	Domoto Tsuyoshi
June 14	"Locolotion"	Orange Range
June 21
June 28	"Real World"	Exile
July 5	"Only Lonely Glory"	Bump of Chicken
July 12	"Wonderland"	Koshi Inaba
July 19	"Kimi Koso Star da"	Southern All Stars
July 26	"Inspire"	Ayumi Hamasaki
August 2	"Blue Jean"	Glay
August 9	"Akaku Moyuru Taiyou"	NEWS
August 16	"Hitomi no Naka no Galaxy"	Arashi
August 23	"Chest"	Orange Range
August 30	"Arigato"	B'z
September 6	"Mickey"	Gorie with Jasmine & Joann
September 13
September 20	"Naniwa Iroha Bushi"	Kanjani8
September 27	"Carols"	Ayumi Hamasaki
October 4	"Omoi ga Kasanaru Sono Mae ni..."	Ken Hirai
October 11
October 18	"Hana"	Orange Range
October 25
November 1
November 8	"108.681"	TM Revolution
November 15	"Hana"	Orange Range
November 22	"Ai to Yokubou no Hibi"	Southern All Stars
November 29	"Naitari Shinaide / Red x Bue"	Masaharu Fukuyama
December 6	"White Road"	Glay
December 13	"Koibumi / Good Night"	Every Little Thing
December 20	"Anniversary"	KinKi Kids
December 27

References

1. "Archived copy". Archived from the original on 2008-12-26. Retrieved 2008-10-13.