List of Oricon number-one singles of 1968

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 1968.

Oricon Weekly Singles Chart

Issue date	Song	Artist(s)	Ref.
January 4	"Love You Tokyo"	Los Primos
January 11
January 18
January 25	"Kaette Kita Yopparai"	The Folk Crusaders
February 1
February 8
February 15
February 22
February 26	"Koi no Shizuku"	Yukari Itō
March 4
March 11
March 18
March 25	"Yūbe no Himitsu"	Tomoko Ogawa
April 1	"Massachusetts" Japanese title: (マサチューセッツ)	Bee Gees
April 8	"Koi no Shizuku"	Yukari Itō
April 15	"Hana no Kubikazari / Ginga no Romance"	The Tigers
April 22
April 29
May 6
May 13
May 20
May 27
June 3	"Hoshikage no Waltz"	Masao Sen
June 10
June 17
June 24
July 1
July 8	"Emerald no Densetsu"	The Tempters
July 15
July 22	"C C C"	The Tigers
July 29
August 5
August 12
August 19	"Hoshikage no Waltz"	Masao Sen
August 26	"C C C"	The Tigers
September 2
September 9	"The Sound of Silence" Japanese title: (サウンド・オブ・サイレンス)	Simon & Garfunkel
September 16
September 23	"Koi no Kisetsu"	Pinky & Killers
September 30
October 7
October 14
October 21
October 28
November 4
November 11
November 18
November 25
December 2
December 9
December 16	"Ima wa Shiawasekai"	Mitsuo Sagawa
December 23	"Koi no Kisetsu"	Pinky & Killers
December 30