www.makemkv.com

Here are the file names:

Disc Two
MKB20_v77_Gurren_Lagann_The_Movie_4K_Ultra_HD_Blu-ray_Disc_2_5DCC.tgz
Disc Three
MKB20_v77_Gurren_Lagann_The_Movie_4K_Ultra_HD_Blu-ray_Disc_3_1C56.tgz
Disc Four
MKB20_v77_Gurren_Lagann_The_Movie_4K_Ultra_HD_Blu-ray_Disc_4_A620.tgz

Disc One worked. if there is a way to obtain any useful information from it I'd be happy to help get it.

Thanks again!

Already a thread for these discs.

viewtopic.php?f=12&t=34529