Nogizaka46 became the fifth artist to have sold as many as a million copies a week after previously having Mr.Children [Namo Naki Uta, 19 February 1996], Hayami Kintaro & Shigemori Ayumi [Dango San Kyodai, March 15, 1999], Utada Hikaru [Addicted To You , 22 November 1999] and AKB48 [Everyday, Katyusha, 6 June 2011]. After the 2000s, Nogizaka46 became the second group after AKB48.
'Synchronicity' became the 19th consecutive Nogizaka46 single to top the Oricon weekly singles chart since the group's 2nd single 'Oide Shampoo' released May 2012. With this, Nogizaka46 is ranked second in the idol group of women with the highest number of singles who successfully topped the Oricon weekly singles top chart under AKB48 with 38 singles.
For the Japanese version of Billboard, the single 'Synchronicity' sold 1,188,052 copies for the first week and also increased from its single 'Itsuka Dekiru Kara Kyou Dekiru', which sold 988,768 copies in a week.
Nogizaka46 single sales ranking in first week [Oricon]
Synchronicity: 1,116,852
Nigemizu: 880,018
Influencer: 874,528
Itsuka Dekiru Kara Kyou Dekiru: 850,824
Sayonara no Imi: 827,717
Harujion ga Sakukoro: 749,706
Haadshi de Summer: 728,189
Ima, Hanashitai Dareka ga Iru: 626,905
Taiyou Knock: 609,202
Inochi wa Utsukushii: 500,297
Nandome no Aozora ka: 478,788
Kidzuitara Kataomoi: 457,837
Natsu no Free & Easy: 421,622
Barrette: 395,127
Girl's Rule: 337,138
Kimi no Na wa Kibou: 242,053
Seifuku no Mannequin: 232,961
Hashire! Bicycle: 186,613
Oide, Shampoo: 155,677
Guru Guru Curtain: 136,309