MCZ Live in Summer 2019 was available here.

The third night of "Ie-ni-iro (means 'Stay Home') TV," which starts a day before yesterday and lasts for five days, is the 2019 Spring live performance of "Momoclo Mania 2019 -ROAD TO 2020- The largest pre-opening ceremony in history".

It will be streamed for free at the following URL from 20:00 Japan time after this.

Please note that no archive will be left. 

This program ended on May 3, 2021, at around 23:30 Japan time.
Streaming has ended and the link is no longer connected.