2005 Oricon Number 1 Releases

#1 Singles and Albums in 2005 according to Oricon

From January 1, 2005 to December 31, 2005. Week 52's sales unavailable due to Oricon holidays. Click on the # for that week to view the top 10 albums, singles and their sales.

Note: 'Week Sales' means the number of units that the product sold to get to #1 for that week. Usually this is the product's first week sales, but not always.

| #

Date	Single Artist	Single	Week Sales	Album Artist	Album	Week Sales |- style="background: #F8F8F8"	1	01.03	KinKi Kids	Anniversary	107,856	KinKi Kids	KinKi Single Selection 2	356,117
2	01.10	L'Arc~en~Ciel	Killing Me	120,073	EXILE	PERFECT BEST	970,126
3	01.17	SMAP	Tomodachi e ~Say What You Will~	240,576	SPITZ	Souvenir	175,815
4	01.24	Toraji Haiji	FANTASTIPO	202,200	GLAY	WHITE ROAD -Ballad Best Singles-	175,815
5	01.31	Toraji Haiji	FANTASTIPO	68,846	CHEMISTRY	Hot Chemistry	104,856
6	02.07	Hikawa Kiyoshi	Hatsukoi Ressha	78,438	BoA	BEST OF SOUL	489,067
7	02.14	Ketsumeishi	Sakura	210,336	LOVE PSYCHEDELICO	Early Times	201,354
8	02.21	ORANGE RANGE	* ~Asterisk~	328,220	LOVE PSYCHEDELICO	Early Times	90,341
9	02.28	ORANGE RANGE	* ~Asterisk~	126,912	YUKI	joy	135,624
10	03.07	B'z	Ai no Bakudan	200,023	aiko	Yume no Naka no Massugu na Michi	254,756
11	03.14	NEWS	Cherish	187,729	Nakashima Mika	MUSIC	231,521
12	03.21	Arashi	Sakura Sake	115,114	Nakashima Mika	MUSIC	88,024
13	03.28	BoA	DO THE MOTION	66,749	Def Tech	Def Tech	75,346
14	04.04	L'Arc~en~Ciel	New World	131,181	Def Tech	Def Tech	82,459
15	04.11	Takahashi Hitomi	Bokutachi no Yukue	60,445	B'z	THE CIRCLE	345,041
16	04.18	Hamasaki Ayumi	STEP you / is this LOVE?	164,008	ZONE	E ~Complete A side Singles~	98,362
17	04.25	Hamasaki Ayumi	STEP you / is this LOVE?	68,977	NEWS	touch	164,016
18	05.02	Tackey & Tsubasa	Kamen / Mirai Koukai	75,703	Def Tech	Def Tech	99,236
19	05.09	Otsuka Ai	SMILY / Biidama	110,512	Tamaki Nami	Make Progress	92,154
20	05.16	L'Arc~en~Ciel	Jojoushi	110,513	Def Tech	Def Tech	62,532
21	05.23	ORANGE RANGE	Love Parade	223,534	Oasis	Don't Believe the Truth	95,026
22	05.30	ORANGE RANGE	Love Parade	80,340	w-inds.	ageha	76,514
23	06.06	ORANGE RANGE	Onegai! Señorita	242,062	Yuzu	Home (1997-2000)	320,541
24	06.13	KinKi Kids	Veludo no Yami	260,901	Oda Kazumasa	Soukana	171,026
25	06.20	V6	UTAO-UTAO	124,290	L'Arc~en~Ciel	AWAKE	225,137
26	06.27	Mr. Children	Four Dimensions	569,116	Ketsumeishi	Ketsu no Police 4	947,826
27	07.04	Mr. Children	Four Dimensions	141,107	Ketsumeishi	Ketsu no Police 4	308,057
28	07.11	NEWS	TEPPEN	180,289	Ketsumeishi	Ketsu no Police 4	220,916
29	07.18	GLAY x EXILE	SCREAM	305,795	Sukima Switch	Kuso Clip	146,180
30	07.25	SMAP	BANG! BANG! VACANCE!	235,038	SMAP	SAMPLE BANG!	285,236
31	08.01	Hamasaki Ayumi	fairyland	172,221	Arashi	One	121,187
32	08.08	B'z	OCEAN	264,925	O-Zone	DiscO-Zone ~Koi no Maiahi~	44,440
33	08.15	T.M.Revolution	vestige	121,599	O-Zone	DiscO-Zone ~Koi no Maiahi~	66,761
34	08.22	ORANGE RANGE	Kizuna	218,513	m-flo	BEAT SPACE NINE	140,823
35	08.29	NANA starring MIKA NAKASHIMA	GLAMOROUS SKY	120,202	Rip Slyme	Good Job!	350,054
36	09.05	NANA starring MIKA NAKASHIMA	GLAMOROUS SKY	90,709	Dragon Ash	Rio de Emocion	93,258
37	09.12	Hamasaki Ayumi	HEAVEN	168,540	Bon Jovi	Have a Nice Day	123,410
38	09.19	Otsuka Ai	Planetarium	90,567	Mr. Children	I ♥ U	686,688
39	09.26	Utada Hikaru	Be My Last	80,064	Koda Kumi	BEST ~first things~	195,290
40	10.03	HYDE	COUNTDOWN	64,037	Southern All Stars	Killer Street	633,490
41	10.10	V6	Orange	72,434	ORANGE RANGE	ИATURAL	510,473
42	10.17	DEF.DIVA	Suki Sugite Baka Mitai	26,353	ORANGE RANGE	ИATURAL	165,752
43	10.24	Hirai Ken	POP STAR	70,681	Destiny's Child	#1's	154,859
44	10.31	Shuuji to Akira	Seishun Amigo	520,419	Various Artists	Gundam Seed Best	194,233
45	11.07	Shuuji to Akira	Seishun Amigo	250,108	BENNIE K	Japana-rhythm	178,919
46	11.14	Arashi	WISH	177,528	KinKi Kids	H album - H*A*N*D	245,681
47	11.21	SMAP	Triangle	181,908	Hirai Ken	Utabaka	927,989
48	11.28	Hamasaki Ayumi	Bold & Delicious / Pride	83,708	B'z	The Best "Pleasure II"	761,640
49	12.05	Koda Kumi	you	72,111	Nakashima Mika	BEST	480,097
50	12.12	EXILE	Tada...Aitakute	254,407	Otsuka Ai	LOVE COOK	334,812
51	12.19	KinKi Kids	SNOW! SNOW! SNOW!	230,384	Kobukuro	NAMELESS WORLD	252,975
52	12.26	N/A	N/A	N/A	N/A	N/A	N/A