Very early estimates, many series have not been up for 1 week yet.
19 July
*7.2k Non Non Biyori Repeat
*6.3k Prison School
*6.0k Working!!!
*5.8k To Love Ru Darkness S2
*4.1k Monster Musume
*3.3k Overlord
*2.6k Gakkou Gurashi!
*2.2k Fate/kaleid S3(note, ep 1 has not aired yet)
*2.2k Gangsta.
*2.0k Gatchaman Crowds insight
*2.0k Okusama ga Seitokaicho
Below 2k,
God Eater
Shimoneta to Iu Gainen
Chaos Dragon
Sore ga Seiyuu
Rokka no Yuusha
Jitsu wa Watashi wa
Kuusen Madoushi
Aoharu x Kikanjuu
Junou Romantica s2
Ranp Kitan - Game of Laplace