The following is a list of Oricon number-one singles of 2021.
Chart history Issue dateSongArtist(s)January 4"Beautiful / Chinchaumakka / Canaria"NEWSJanuary 11"Step and a Step"NiziUJanuary 18"Photograph"Poppin'PartyJanuary 25"Shukan Umakuiku Yobi"Johnny's WestFebruary 1"Grandeur"Snow ManFebruary 8"Boku wa Boku o Suki ni Naru"Nogizaka46February 15"Koiochi Flag"SKE48February 22"Kimi to Mitai Sekai"Kanjani EightMarch 1"Boku ga Boku Janai Mitai da"SixTonesMarch 8"Luv Bias"Kis-My-Ft2March 15"Gekikara Love / Now Now Ningen / Konna Hazu ja Nakatta!"BeyooooondsMarch 22"Roar"KAT-TUNMarch 29"Dream on the Street"Da PumpApril 5"Let's Music"Sexy ZoneApril 12"Breaking Dawn"JaejoongApril 19"Take a Picture / Poppin' Shakin'"NiziUApril 26"Ban"Sakurazaka46May 3"Hitori Janai"SeventeenMay 10Challenger ("Born to Be Wild")JO1May 17"Something New"Johnny's WestMay 24"Negative Fighter"Hey! Say! JUMPMay 31"Magic Touch / Beating Hearts"King & PrinceJune 7"Kimi Shika Katan"Hinatazaka46June 14"Bokura wa Mada / Magic Carpet Ride"V6June 21"Gomen ne Fingers Crossed"Nogizaka46June 28"Pale Blue"Kenshi YonezuJuly 5"Hitori ni Shinai yo"Kanjani EightJuly 12"Burn"NEWSJuly 19Border: Hakanai ("Given-Taken")EnhypenJuly 26"Hello Hello"Snow ManAugust 2"Un/Pair"KinKi KidsAugust 9"Dekkai Ai / Kido Airaku"Johnny's WestAugust 16"Natsu no Hydrangea"Sexy ZoneAugust 23"Mascara"SixTonesAugust 30Stranger ("Real")JO1September 6"Gunjo Runaway"Hey! Say! JUMPSeptember 13"Ano Koro no Kimi wo Mitsuketa"SKE48September 20"We Just Go Hard" feat. AK-69/"Euphoria"KAT-TUNSeptember 27"Fear / So Blue"Kis-My-Ft2October 4"Kimi ni Shikarareta"Nogizaka46October 11"Nemohamo Rumor"AKB48October 18"Koi Furu Tsukiyo ni Kimi Omou"King & PrinceOctober 25"Nagaredama"Sakurazaka46November 1"Hetare Tachi yo"STU48November 8"Tteka"Hinatazaka46November 15A ("Rocketeer"/"Brighter")ININovember 22"Ubu Love"Naniwa DanshiNovember 29"Mirai e / ReBorn"NEWSDecember 6"Sing-Along"Hey! Say! JUMPDecember 13"Secret Touch"Snow ManDecember 20"Ai no Chikara"SeventeenDecember 27Wandering ("Bokura no Kisetsu" / "Prologue")JO1
See also List of Oricon number-one albums of 2021
References