The highest-selling singles in Japan are ranked in the Oricon Singles Chart, which is published by Oricon Style magazine. The data are compiled by Oricon based on each singles' physical sales. This list includes the singles that reached the number one place on that chart in 2006.

Oricon Weekly Singles Chart

Issue dateSongArtist(s)Ref.January 2"SNOW! SNOW! SNOW!"KinKi KidsJanuary 16"Seishun Amigo"Shūji to AkiraJanuary 23"Feel"Kumi KodaJanuary 30"Venus"Tackey and TsubasaFebruary 6"Shōdō"B'zFebruary 13"Yoshino Cherry"Tsuyoshi DomotoFebruary 20"Mr. Traveling Man"TokioFebruary 27"World Apart"Asian Kung-Fu GenerationMarch 6"Season's Call"HydeMarch 13"Yes!"ExileMarch 20"Startin'/Born to Be..."Ayumi HamasakiMarch 27"Sayaendō/Hadashi no Cinderella Boy"NewsApril 3"Real Face"KAT-TUNApril 10April 17April 24"Yuruginai Mono Hitotsu"B'zMay 1"Dear Woman"SMAPMay 8 "Tabiudo" KetsumeishiMay 15May 22"Champione"Orange RangeMay 29"Kitto Daijōbu"ArashiJune 5"Milk Tea/Utsukushiki Hana"Masaharu FukuyamaJune 12"Daite Señorita"Tomohisa YamashitaJune 19"Splash!"B'zJune 26"Good Day!!"V6July 3"Blue Bird"Ayumi HamasakiJuly 10"The Rainbow Star"Tsuyoshi DomotoJuly 17"Houkiboshi"Mr. ChildrenJuly 24"Deep in your heart/+Million But -Love"Koichi DomotoJuly 31"Signal"KAT-TUNAugust 7"Natsu Moyō"KinKi KidsAugust 14"Aozora Pedal"ArashiAugust 21"Dirty Old Man ~Saraba Natsu yo~"Southern All StarsAugust 28"Akatsuki no Uta"Sukima SwitchSeptember 4"Sorafune/Do! Do! Do!"TokioSeptember 11"Fever to Future"Golf & MikeSeptember 18"Taiyou no Uta"Erika SawajiriSeptember 25"Natsuoto/Henna Yume: Thousand Dreams"GlayOctober 2"Taiyou no Uta"Erika SawajiriOctober 9"Mikazuki"AyakaOctober 16"Winding Road"Porno GraffittiOctober 23"Arigato"SMAPOctober 30"Yume no Uta/Futari de..."Kumi KodaNovember 6"Seaside Byebye"Kisarazu Cat's Eye & MCUNovember 13"Ready Go!"WaTNovember 20"Aruiteru"Morning MusumeNovember 27"Shirushi"Mr. ChildrenDecember 4"Namida no Furusato"Bump of ChickenDecember 11"Harmony of December"KinKi KidsDecember 18"Bokura no Machi de"KAT-TUNDecember 25"Kan Fu Fighting"Kanjani Eight

References