HoneyWorks meets Sphere single, “Ippun Ichibyou Kimi to Boku no” 「一分一秒君と僕の」 started at 7th place on Oricon Daily CD Single Ranking on its first selling day, April 20, 2016. The single fell into 10th place on the second day but rise again to 7th place on the third day. On the other side, THE IDOLM@STER SideM ST@RTING LINE is doing great on 2nd and 3rd place. The two single was released on the same day as Sphere’s single.
You can listen to the song on NicoNico :
Niconico 一分一秒君と僕の ／ HoneyWorks meets スフィア
The rank is as below :