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 1977.
Oricon Weekly Singles Chart
Issue dateSongArtist(s)Ref.January 3"Kita no Yadokara"Harumi MiyakoJanuary 10January 17""Koichi Morita & Top GallantsJanuary 24January 31February 7February 14"S.O.S."Pink LadyFebruary 21""Kentaro ShimizuFebruary 28March 7March 14March 21March 28"Carmen '77"Pink LadyApril 4April 11April 18April 25May 2""Kentaro ShimizuMay 9May 16""Momoe YamaguchiMay 23""Masashi SadaMay 30June 6June 13June 20""Kenji SawadaJune 27"Nagisa no Sindbad"Pink LadyJuly 4July 11July 18"Katte ni Shiyagare"Kenji SawadaJuly 25August 1August 8August 15"Nagisa no Sindbad"Pink LadyAugust 22August 29September 5September 12September 19"Wanted (Shimei Tehai)"September 26October 3October 10October 17October 24October 31November 7November 14November 21November 28December 5December 12"Wakareuta"Miyuki NakajimaDecember 19"UFO"Pink LadyDecember 26
See also 1977 in Japanese music
References Oricon No.1 Hits 500. Clubhouse (Japanese: クラブハウス). 1998. ISBN 9784906496129. vol 1 (1968~1985).