Oricon recorded Hinatazaka46's new single "Tteka" sold around 415k copies in its first week and was at #1 on the Oricon Weekly Chart.
It was also on the first rank on Billboard Japan in first week.
Center: Kanemura Miku
Senbatsu: 21 members
Lyricist: Yasushi Akimoto
Composer: Urashima Kenta, Kato Yuuki
Arranger: Kato Yuuki
1st week sales: 415.537