List of Oricon number-one singles of 1981

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 1981.

Oricon Weekly Singles Chart

Issue date	Song	Artist(s)	Ref.
January 5	"Sneaker Blues" (ja)	Masahiko Kondō	[1]
January 12
January 19
January 26	"Koi wa Do!" (ja)	Toshihiko Tahara (ja)
February 2
February 9	"Cherry Blossom" (ja)	Seiko Matsuda
February 16
February 23
March 2
March 9	"Machikado Twilight" (ja)	Chanels
March 16
March 23
March 30	"Ruby no Yubiwa" (ja)	Akira Terao
April 6
April 13
April 20
April 27
May 4
May 11
May 18
May 25
June 1
June 8	"Natsu no Tobira" (ja)	Seiko Matsuda
June 15
June 22	"Blue Jeans Memory" (ja)	Masahiko Kondō
June 29
July 6
July 13	"Nagai Yoru" (ja)	Chiharu Matsuyama
July 20
July 27
August 3	"Shiroi Parasol" (ja)	Seiko Matsuda
August 10
August 17
August 24	"High School Lullaby" (ja)	Imo-kin Trio (ja)
August 31
September 7
September 14
September 21
September 28
October 5
October 12	"Gingiragin ni Sarigenaku" (ja)	Masahiko Kondō
October 19
October 26	"Kaze Tachinu" (ja)	Seiko Matsuda
November 2	"Gingiragin ni Sarigenaku"	Masahiko Kondō
November 9
November 16
November 23
November 30	"Akujo" (ja)	Miyuki Nakajima
December 7
December 14
December 21	"Sailor Fuku to Kikanjū" (ja)	Hiroko Yakushimaru
December 28

References

1. http://www18.ocn.ne.jp/~hbr/JP1_e.htm