NMB48's 7th single [Bokura no Eureka] finished its first week and ranked No.1 in the Oricon Weekly Charts. The single sold 481,843 copies in week one and hence has the highest first week sales of any NMB48 single. Sales surpassed those of the previous record (375,785 by [Nagiichi]) by more than 100,000 copies. This is NMB48's 6th number-one-single.
[Bokura no Eureka] started off with an amazing first day selling 420,906 and surpassing NMB48's first week sales record after only one day. The rest of the week turned out fine as well with NMB48 taking the top rank every day of the week.
Best selling album of the first half of the year and now these amazing sales. Congrats to NMB48!