List of Oricon number-one singles of 2011
Encyclopedia
The highest-selling singles in Japan are ranked in the Oricon Weekly Chart, which is published by Oricon Style magazine. The data are compiled by Oricon
Oricon
, established in 1999, is the holding company at the head of a Japanese corporate group that supplies statistics and information on music and the music industry in Japan. It started as , which was founded by Sōkō Koike in November 1967 and became known for its music charts. Oricon Inc...

 based on each singles' weekly physical sales.

Chart history

Issue Date Singles Artist(s) Reference(s)
January 3 "Dream On
Dream On (Naoya Urata song)
"Dream On" is a song recorded by Japanese singer Naoya Urata of the band AAA. It features vocals from the singer-songwriter Ayumi Hamasaki. The song was released as a single on December 22, 2010. The song is Hamasaki's first collaboration since 2001's "A Song is Born"...

"
Naoya Urata feat. Ayumi Hamasaki
Ayumi Hamasaki
is a Japanese singer-songwriter, record producer, model, lyricist, and actress. Also called "Ayu" by her fans, Hamasaki has been dubbed the "Empress of Pop" because of her popularity and widespread influence in Japan and throughout Asia. Born and raised in Fukuoka, she moved to Tokyo at fourteen to...

January 10 "Toilet no Kamisama
Toilet no Kamisama
is a song by Japanese singer-songwriter Kana Uemura, recounting her thoughts about her late grandmother. It was the leading track from her extended play Watashi no Kakera-tachi, released on March 10, 2010...

"
Kana Uemura
Kana Uemura
is a Japanese singer-songwriter, who debuted in 2004. She is best known for her song "Toilet no Kamisama", an acoustic ballad about her grandmother, which became a hit in 2010.- Biography :...

January 17
January 24 "Dada
Dada (song)
"Dada" is a song by Japanese rock band Radwimps, released on January 12, 2011 as the first of two singles leading up to the band's sixth album, Zettai Zetsumei....

"
Radwimps
Radwimps
is a Japanese rock band, who debuted independently in 2003 and later on major label Toshiba EMI in 2005. The band achieved great commercial success in 2006 album their album Radwimps 4: Okazu no Gohan, and are best known for their later singles "Order Made" and "Dada" , both of which hit number...

January 31 tyle="text-align: center;"| Tomohisa Yamashita
Tomohisa Yamashita
, also widely known as Yamapi, is a Japanese idol, actor, and singer.Yamashita joined the Japanese talent agency Johnny & Associates in 1996 at the age of 11 and made his official CD debut with NEWS in 2004. He debuted as a solo artist in 2006 with the hit single "Daite Senorita". His first solo...

February 7 "Why? (Keep Your Head Down)
Keep Your Head Down (song)
"Keep Your Head Down" is a song performed by South Korean duo TVXQ, released in South Korea as a digital single in January 2011 as the lead single from the duo's album of the same name, and was later re-released in Japanese as the duo's thirty-first single in Japan, released on January 26, 2011 by...

"
Tohoshinki
TVXQ
TVXQ, an acronym for Tong Vfang Xien Qi , is a South Korean pop group formed in 2003 under SM Entertainment. In South Korea they are known as Dong Bang Shin Ki , often abbreviated by international fans as DBSK; they were later introduced in Japan as Tohoshinki under the Avex sub-label Rhythm Zone...

February 14 "Ultimate Wheels
Ultimate Wheels
"Ultimate Wheels" is the fourteenth single by Japanese boy band KAT-TUN. It was released on February 2, 2011 by their record label J-One Records...

"
KAT-TUN
KAT-TUN
KAT-TUN is a Japanese boy band formed by Johnny & Associates in 2001. The group's name is an acronym based on the first letter of each member's family name until the departure of Jin Akanishi in 2010. As of 2010, KAT-TUN stands for Kazuya KAmenashi, Junnosuke Taguchi, Koki Tanaka, Tatsuya Ueda,...

February 21 tyle="text-align: center;"| Exile
February 28 "Sakura no Ki ni Narō
Sakura no Ki ni Narō
is a 20th single by Japanese idol girl group AKB48, released on February 16, 2011.-Release information:It is the 20th major-label single released by AKB48. It was released in five versions: a limited type-A CD+DVD edition, a regular type-A CD+DVD edition, a limited type-B CD+DVD edition, a regular...

"
AKB48
AKB48
AKB48 is a Japanese female idol group produced by Yasushi Akimoto.The group has achieved enormous popularity in Japan. Its ten latest consecutive singles topped the Oricon Weekly Singles Chart...

March 7 "Lotus
Lotus (Arashi song)
"Lotus" is a song recorded by Japanese boy band Arashi. It was released on February 23, 2011 by their record label J Storm. "Lotus" is currently being used as the theme song to the drama Bartender starring Arashi member Masaki Aiba. The single debuted at No. 1 on the Oricon weekly charts.-Track list:...

"
Arashi
Arashi
is a Japanese boy band formed under the Japanese talent agency Johnny & Associates, which announced the formation of the group on November 3, 1999 in Honolulu, Hawaii...

March 14 "Eternal
Eternal (Jin Akanishi song)
-Single information:Single release from Jin Akanishi. Limited edition A comes with a bonus DVD with music video of "Eternal" and its making-of plus cover photo shooting meking-of. Limited edition B comes with a 24-page special photo booklet. Features an alternate cover artwork.-Chart...

"
Jin Akanishi
Jin Akanishi
is a Japanese idol, singer-songwriter, actor, seiyū, and former radio host. Akanishi is a former member of the J-pop group, KAT-TUN, and was one of the two lead vocalists...

March 21 SKE48
SKE48
SKE48 is an all-female Japanese theater/idol group produced by Yasushi Akimoto. The audition was held during the summer and debuted in October 2008. SKE48 performs in the newly built studio in the renovated Sunshine Sakae in Nagoya, Aichi Prefecture, every Saturday...

March 28 tyle="text-align: center;"| Not Yet
Not Yet (band)
Not Yet is a sub-unit of the all-female Japanese pop group AKB48.-History:The formation of Not Yet was announced at AKB48's Request Hour Set List Best 100 2011 on January 21, 2011...

April 4 "Greatest the Hits 2011–2011
Greatest the Hits 2011–2011
-Personnel:* Daisuke - vocals* Maximum the Ryo - guitar, clean vocals* Nao - drums, vocals* Ue-chan - bass guitar, backing vocals...

"
Maximum the Hormone
Maximum the Hormone
is a Japanese nu metal band from Hachiōji, Tokyo.-1998–2001: Creation, early days and line-up change:Maximum the Hormone was created in 1998 by Daisuke Tsuda and Nao Kawakita. After a couple of regional shows, the band signed a contract with the Japanese rock label Sky Records. A.S.A...

April 11
April 18 "Jet Coaster Love
Jet Coaster Love
is the third Japanese single of South Korean girl group Kara. The single was originally set to be released on March 23, 2011, but following the 2011 Great Tohoku Earthquake and tsunami disaster in Japan, the physical single was postponed to April 6, 2011...

"
Kara
Kara (band)
Kara is a popular South Korean girl group signed with DSP Media . The band name Kara comes from the Greek Word "chara" Kara (Hangul: 카라, Japanese: カラ, often stylized as KARA) is a popular South Korean girl group signed with DSP Media (DSP). The band name Kara comes from the Greek Word "chara" Kara...

April 25 "Sayonara Kizu Darake no Hibi yo
Sayonara Kizu Darake no Hibi yo
is the song and forty-eighth single by Japanese hard rock band, B'z, released on April 13, 2011. It was the first single from their 2011 album, C'mon. The song is written and used for a commercial song of Pepsi NEX. Also the song was first performed on Music Station "Three Hours Special" on April...

"
B'z
B'z
is a Japanese hard rock duo, composed of and .B'z has released 45 consecutive #1 singles, 24 #1 albums, and sold more than 79 million records in Japan alone...

May 2 tyle="text-align: center;"| Kanjani Eight
Kanjani Eight
is a seven-member Japanese boy band from Japan's Kansai region. They are managed by the multimedia talent agency, Johnny & Associates, and signed to Imperial Records. The group was formed in 2002 and made their CD debut in 2004 as "Johnny's modern enka group", though after the year 2006, their...

May 9 "Let Me Cry" Jang Geun-suk
Jang Geun-suk
Jang Keun-Suk is a South Korean actor, singer and model. He is best known for playing the role of band leader Hwang Tae Kyung in the hit 2009 drama You're Beautiful, with Lee Hong Ki, Jung Yong Hwa, Park Shin Hye and Kim Yoo Jin also known as UEE...

May 16 "Shōjo Hikō" Passpo
Passpo
is a Japanese idol pop girl group. Their first major single, "Shoujo Hikou", reached number 1 at the Oricon charts on May 16, 2011.-Members:* Ai Negishi* Yukimi Fujimoto* Natsumi Iwamura* Mio Masui* Makoto Okunaka* Shiori Mori* Sako Makita* Naomi Anzai...

May 23 Kanjani Eight
May 30 "White
White (song)
"White" is the fifteenth single by Japanese boy band KAT-TUN. The track "White" is used in the "Sofina Otona no Bihaku" TV commercial, while "Perfect" is used in Kazuya Kamenashi's Aoki "3D Slim Suits" TV commercial.-Single information:...

"
KAT-TUN
June 6 "Everyday, Kachūsha" AKB48
June 13 "Don't Wanna Lie
Don't Wanna Lie
"Don't Wanna Lie" is the 49th single for the Japanese rock duo B'z, and the second single to be released from their 2011 album C'mon. It was released on June 1, 2011. The song debuted at #1 on the Oricon chart, with first week sales of 160,000 copies. It is their 45th consecutive number one single,...

"
B’z
June 20 tyle="text-align: center;"| Kanjani Eight
June 27 "Time" KinKi Kids
KinKi Kids
is a Japanese duo consisting of Koichi Domoto and Tsuyoshi Domoto under the talent agency Johnny & Associates. Although the members share the same surname, the only relation they have to each other is that they both hail from the Kinki region, hence the duo's name....

July 4 "Flower
Flower (Atsuko Maeda song)
"Flower" is Atsuko Maeda's first solo single. It was released in four versions: three regular CD+DVD "act" editions and a limited CD-only theater edition. First pressings of the regular editions came with a photo book , while the theater edition came with either a handshake event ticket or one of...

"
Atsuko Maeda
July 11 "Over
Over (Hey! Say! JUMP song)
"OVER" is the seventh single by the J-pop group Hey! Say! JUMP, released on June 29, 2011. It was released in three versions: two limited CD+DVD editions and a regular CD-only edition. In its first week 'OVER' sold 265,390 copies, over 18,000 more than the first week sales of their 2007 debut...

"
Hey! Say! JUMP
Hey! Say! JUMP
Hey! Say! JUMP is a ten-member Japanese boy band under the Japanese talent agency Johnny & Associates. The name Hey! Say! refers to the fact that all the members were born in the Heisei period and JUMP is an acronym for Johnny's Ultra Music Power...

July 18 tyle="text-align: center;"| Not Yet
July 25 tyle="text-align: center;"| Tomomi Itano
Tomomi Itano
is a member of the Japanese idol group AKB48, as well as a soloist.- Biography :In 2005, she joined the all-female Japanese idol group AKB48. After becoming a model for the popular woman's fashion magazine Cawaii!, she released her first photo book titled T.O.M.O.row in April 2009. In early 2010...

August 1 tyle="text-align: center;"| NMB48
NMB48
NMB48 is an all-female Japanese theater/idol group produced by Yasushi Akimoto. The group performs at NMB48 Theater on the basement of Yes-Namba Building in Namba, Osaka.-About:...

August 8 SKE48
August 15 "Run for You
Run for You
"Run For You" is the sixteenth single by Japanese boy band KAT-TUN. The song "Run For You" is featured in a TV commercial for the Suzuki Solio, while "Cosmic Child" will be used in commercials for Wacoal products. "Diamond" will be used as the "image song" for "Dramatic Game 1844".-Single...

"
KAT-TUN
August 22 "Everybody Go" Kis-My-FT2
Kis-My-FT2
Kis-My-Ft2 is a 7-member Japanese boy band under Johnny & Associates. Their name comes from their members' names: Hiromitsu Kitayama, Kento Senga, Toshiya Miyata, Wataru Yokō, Taisuke Fujigaya, Yūta Tamamori and Takashi Nikaidō.The group was a former Johnny's Jr. unit and debuted August 10, 2011...

August 29 tyle="text-align: center;"| Kanjani Eight
September 5 "Flying Get
Flying Get
- Members :The participating members were chosen by general election. Top 21 voted members will sing the A-side, "Flying Get".- Members :The participating members were chosen by general election. Top 21 voted members will sing the A-side, "Flying Get".- Members :The participating members were...

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AKB48
September 12 tyle="text-align: center;"| Masaharu Fukuyama
Masaharu Fukuyama
is a Japanese singer-songwriter, guitarist, record producer, actor, radio personality, and photographer from Nagasaki, Nagasaki Prefecture. He is the best-selling male solo artist in Japan. He is a member of entertainment company Amuse, Inc. and is known for his low, deep voice. Among fans, he is...

September 19 "Fighters" Sandaime J Soul Brothers
September 26 tyle="text-align: center;"| Exile/Exile Atsushi
October 3 "Magic Power
Magic Power (Hey! Say! JUMP)
"Magic Power" is the eighth single release by J-Pop Group Hey! Say! JUMP. It is to be released in three versions: a limited CD+DVD edition 1, a limited CD+DVD edition 2, and a regular CD-only edition...

"
Hey! Say! JUMP
October 10 "Bo Peep Bo Peep
Bo Peep Bo Peep
"Bo Peep Bo Peep" is a song by South Korean girl group T-ara. It is the first lead track from the album Absolute First Album, the other being "Like The First Time" . The song won 5 weekly #1 awards on KBS Music Bank and SBS Inkigayo. It was later re-recorded in Japanese for the group's debut...

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T-ara
T-ara
T-ara is a South Korean girl group formed by Core Contents Media in 2009. Before their debut, there was a high level of interest in the group as they were called "Super Rookies" and had been training for three years prior to debut....

October 17 "Green a.Live
Green a.Live
- Oricon Sales Chart :...

"
Yui
Yui (singer)
, stylized as YUI, is a multi-instrumentalist, singer-songwriter, composer, actress, and radio personality. Born and raised in Fukuoka, she played live at various locations in her home town before being noticed by Sony Music Japan when she was 17 and released her debut single months later...

October 24 "X X X" L'Arc-en-Ciel
October 31 tyle="text-align: center;"| NMB48
November 7 "Kaze wa Fuiteiru
Kaze wa Fuiteiru
- Type B :- Theater Edition :- "Kaze wa Fuiteiru" :* Team A: Haruna Kojima, Rino Sashihara, Mariko Shinoda, Aki Takajō, Minami Takahashi, Atsuko Maeda* Team K: Tomomi Itano, Yūko Ōshima, Minami Minegishi, Sae Miyazawa, Yui Yokoyama...

"
AKB48
November 14 "Meikyū Love Song
Meikyū Love Song
"Meikyū Love Song " is a song recorded by Japanese boy band Arashi. It was released on November 2nd, 2011 by their record label J Storm. "Meikyū Love Song" is currently being used as the ending theme song to the drama Nazotoki wa Dinner no Ato de starring Arashi member Sho Sakurai. The single...

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Arashi
November 21 "Okie Dokie
Okie Dokie
is the 7th single by Japanese girl group SKE48. It was released on November 9, 2011.- Type A :- Type B :- Type C :- Theater Edition :- "Okie Dokie" :...

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SKE48
November 28 "Sexy Zone" Sexy Zone
Sexy Zone
is a five-member Japanese boy band managed by Johnny & Associates.- Overview :* Announced as a group and had press conference in September 29, 2011. Johnny & Associates's CEO Johnny Kitagawa said, "The group name came from Michael Jackson's sexiness". The members are Nakajima Kento, Kikuchi Fuma,...

December 5 tyle="text-align: center;"| French Kiss
French Kiss (band)
is a sub-unit of all-female Japanese pop group AKB48, produced by Yasushi Akimoto.-History:It was announced on June 28, 2010 by Kashiwagi that French Kiss would be formed and debuted with a single , at AKB48 Team-B's stage performance. "Zutto mae kara" was used as the ending theme song for anime...

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