why u this guys vote the low stars？！

Base +5, greendragon24 -7, Southrop -9, xobkcos -6, Grubus +7, Travis51 +6, Chacal2105 +6, Morty19 -3, Netto +6, 霊烏路 空 -6, RagingBoner1 -6

You could have called it a... CUMpilation
As for the low stars... You do know boorus are a thing, right ?

Base +10, Mayhem Maiden +6, Beane +7, SexPaladin +6, Chacal2105 +6, Morty19 -3, atma weapon +7, Netto +6, 霊烏路 空 +6

This gallery actually good,I was wondering why the rate is so low.

Base +1, Chacal2105 +6, Morty19 -3, RagingBoner1 -6

artist on no. 3?

Base +7

kon-kit.
I don't know why, but I can't add his name as a tag. I also can't add the names of the series in parody.

Base +6

This is a compilation.
https://ehwiki.org/wiki/Expunging#Already_Uploaded

1 - https://e-hentai.org/g/837173/371d191320/
2 - https://e-hentai.org/g/2781240/1f649e66d5/
4 - https://e-hentai.org/g/520678/dec12887fb/
7-9 - https://e-hentai.org/g/3078917/cf6ad23fa5/
12 - https://e-hentai.org/g/16002/1f142aac97/
14 - https://e-hentai.org/g/2326251/000bb89bfe/
15 - https://e-hentai.org/g/1102581/8d2e6bdb51/
16-17 - https://e-hentai.org/g/2446862/0565b9a546/
...
etc.

This is likely the reason for the low ratings.
I think these galleries are particularly annoying when searching/filtering based on artist/group; cluttering the results due to including some random pictures by the artists/group in an otherwise unrelated collection.

Base +6, jav +6