List of Oricon number-one singles of 1987

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 1987.

Oricon Weekly Singles Chart

Issue date	Song	Artist(s)	Ref.
January 5	"Yakusoku [ja]"	Mamiko Takai	[1]
January 12	"White Rabbit Kara no Message [ja]"	Marina Watanabe
January 19	"Rakuen no Door [ja]"	Yoko Minamino
January 26	"Too Adult [ja]"	Minayo Watanabe
February 2	"No More Renai Gokko"	Onyanko Club
February 9	"Yuki Gani [ja]"	Yoshi Ikuzō
February 16	"Tango Noir"	Akina Nakamori
February 23
March 2	Kashiko [ja]	Ushiroyubi Sasaregumi
March 9	"Mizu no Rogue [ja]"	Kyoko Koizumi
March 16	"Stripe Blue [ja]"	Shonentai
March 23	"Sapphire no Hitomi [ja]"	The Alfee
March 30	"Kagerō [ja]"	Mamiko Takai
April 6	"Idol wo Sagase [ja]"	Momoko Kikuchi
April 13	"Hanashikake Takatta [ja]"	Yoko Minamino
April 20	"Marina no Natsu [ja]"	Marina Watanabe
April 27	"Pink no Chao [ja]"	Minayo Watanabe
May 4	"Strawberry Time [ja]"	Seiko Matsuda
May 11
May 18	"Toki no Kawa wo Koete [ja]"	Ushirogami Hikaretai
May 25	"Strawberry Time"	Seiko Matsuda
June 1	"Katatsumuri Samba"	Onyanko Club
June 8	"Mizu no Naka no Answer [ja]"	Kiyotaka Sugiyama
June 15	"Blonde"	Akina Nakamori
June 22
June 29	"Sayonara no Kajitsutachi"	Yōko Oginome
July 6	"Kimi Dake ni [ja]"	Shonentai
July 13	"Pandora no Koibito [ja]"	Yoko Minamino
July 20	"Wanderer [ja]"	Checkers
July 27	"Natsuyasumi Dake no Sidesheet [ja]"	Marina Watanabe
August 3	"Marionette [ja]"	Boøwy
August 10	"Amaryllis [ja]"	Minayo Watanabe
August 17	"Marionette"	Boøwy
August 24	"Kita no Tabibito [ja]"	Yujiro Ishihara
August 31	"Star Light [ja]"	Hikaru Genji
September 7	"Shade [ja]"	Kiyotaka Sugiyama
September 14	"Kindan no Telepathy"	Shizuka Kudo
September 21	"Niji no Dreamer [ja]"	Yui Asaka
September 28	"Naite Miryaii Jan [ja]"	Masahiko Kondō
October 5	"Aki no Indication [ja]"	Yoko Minamino
October 12	"Nanpasen"	Akina Nakamori
October 19	"Catch Me"	Miho Nakayama
October 26	"Remember [ja]"	Kazama San Shimai
November 2	"Kiss wo Tomenai de [ja]"	Kyōko Koizumi
November 9	"My Truth [ja]"	The Alfee
November 16	"Pearl-White Eve [ja]"	Seiko Matsuda
November 23	"ABC (Songs for Boys) [ja]"	Shonentai
November 30	"Show Me"	Yukari Morikawa [ja]
December 7	"Glass no Jūdai [ja]"	Hikaru Genji
December 14	"Haikara san ga Toru [ja]"	Yoko Minamino
December 21	"Glass no Jūdai"	Hikaru Genji
December 28