The first place was occupied by 52nd single AKB48 released May 30th, 'Teacher Teacher' which sold 1,740,717 copies. It became AKB48's eighth year in a row to successfully occupy first place of first half year sales ranking in single category since single 'Everyday, Katyusha [Everyday, カ チ ュ ー シ ャ]' released May 2011.
The second place was occupied by the 20th single of Nogizaka46 which was released on April 25th namely 'Synchronicity [シ ン ク ロ ニ シ テ ィ]' with a total sales figures of 1,276,943 copies.
The third place was again occupied by AKB48 with the 51st single released on March 14th 'Ja-ba-ja [ジ ャ ー バ ー ジ ャ]' with a total sales figure of 1,169,424 copies.
And the fourth rank achieved Sakamichi Series Group's other single is the 6th single Keyakizaka46 'Glass wo Ware! [ガ ラ ス を 割 れ!] 'Which was released last March 7th with sales figures of 1,009,571 copies.
Music Half-year Ranking 2018 ORICON
AKB48 Group & Sakamichi Series
[Period: December 25, 2017 ~ June 18, 2018]