I can't find Custom Maid 3D 1.54 with all the DLCs. I searched even in Japanese and yet.. nothing. Managed to find 1.53 on Nyaa but it lacks the last update and some DLCs. The link on the Hentai Game General is dead too.
P.S.: I also found this, but sadly 1kb/s, some seconds.
https://kickasstorrents.video/cm3d-1-54-fully-updated-t11521258.html