The following is a list of number-one singles on the Billboard Japan Hot 100 chart in 2018.
Chart history Issue dateSongArtist(s)Ref.January 1"White Love"Hey! Say! JUMPJanuary 8"Warota People"NMB48January 15"Hero"Namie AmuroJanuary 22"Muishiki no Iro"SKE48January 29"LPS"NEWSFebruary 5"Topaz Love"KinKi KidsFebruary 12"Kurayami"STU48February 19"Candy Pop"TwiceFebruary 26"Mae o Muke"Hey! Say! JUMPMarch 5"Find the Answer"ArashiMarch 12"Doraemon"Gen HoshinoMarch 19"Glass o Ware!"Keyakizaka46March 26"Jabaja"AKB48April 2"Lemon"Kenshi YonezuApril 9April 16"Yokubomono"NMB48April 23"Haru wa Doko kara Kuru no ka?"NGT48April 30"Ask Yourself"KAT-TUNMay 7"Synchronicity"Nogizaka46May 14"Hayaokuri Calendar"HKT48May 21"Shinkarion"Boys and MenMay 28"Wake Me Up"TwiceJune 4"Cinderella Girl"King & PrinceJune 11"Teacher Teacher"AKB48June 18"Innocent Days"Sexy ZoneJune 25"Are You Happy?"Morning Musume '18July 2"The New Era"Got7July 9"Blue"NEWSJuly 16"Ikinari Punch Line"SKE48July 23"Love"Kis-My-Ft2July 30"Gyakuten Lovers"Ken TackeyAugust 6"Natsu Hayate"ArashiAugust 13"Cosmic Human"Hey! Say! JUMPAugust 20"Jikochū de Ikō!"Nogizaka46August 27"Ambivalent"Keyakizaka46September 3"Idea"Gen HoshinoSeptember 10September 17"Koko ni"Kanjani EightSeptember 24"Ikiro"NEWSOctober 1"Sentimental Train"AKB48October 8"Yeah Yeah Yeah"Hello! Project All StarsOctober 15"Kimi, Boku"Kis-My-Ft2October 22"Memorial"King & PrinceOctober 29"Boku Datte Naichau yo"NMB48November 5"Kimi no Uta"ArashiNovember 12"Flamingo"Kenshi YonezuNovember 19"Fake Love"BTSNovember 26"Kaerimichi wa Tōmawari Shitaku Naru"Nogizaka46December 3"Old Fashion"Back NumberDecember 10"No Way Man"AKB48December 17"Karakuri Darake no Tenderness"Sexy ZoneDecember 24"Stand by You"SKE48December 31"Aitai, Aitai, Aenai"KinKi Kids
References