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 1979.
Oricon Weekly Singles Chart
Issue dateSongArtist(s)Ref.January 1"Chameleon Army"Pink LadyJanuary 8January 15January 22January 29""AliceFebruary 5February 12February 19February 26""March 5March 12""Hideki SaijoMarch 19March 26April 2April 9April 16""Judy OnggApril 23April 30May 7May 14May 21May 28June 4June 11June 18""June 25July 2July 9July 16July 23""Sachiko KobayashiJuly 30""Masashi SadaAugust 6August 13August 20August 27September 3September 10September 17September 24October 1October 8""October 15October 22October 29""Masashi SadaNovember 5November 12November 19November 26December 3December 10"Ihōjin"Sayuri KumeDecember 17December 24December 31
See also 1979 in Japanese music
References Oricon No.1 Hits 500. Clubhouse. 1998. ISBN 9784906496129. vol 1 (1968~1985).