The japanese BD has a higher video bitrate than the new US BD. But I don't know what Master was used.
Edit: Okay, I can answer this, now.
The japanese BD looks more like the anchor bay. Same AR, same color tones. Just a higher bitrate
DISC INFO:
Disc Title: DAY_OF_THE_DEAD_BD
Disc Size: 43.247.983.950 bytes
Protection: AACS
BD-Java: No
BDInfo: 0.5.8
PLAYLIST REPORT:
Name: 00001.MPLS
Length: 1:40:50.044 (h:m:s.ms)
Size: 30.844.987.392 bytes
Total Bitrate: 40,79 Mbps
VIDEO:
Codec Bitrate Description
----- ------- -----------
MPEG-4 AVC Video 34985 kbps 1080p / 23,976 fps / 16:9 / High Profile 4.1
AUDIO:
Codec Language Bitrate Description
----- -------- ------- -----------
Dolby TrueHD Audio English 1684 kbps 6.1 / 48 kHz / 1684 kbps / 16-bit (AC3 Embedded: 5.1 / 48 kHz / 640 kbps / DN -4dB)
Dolby Digital Audio English 192 kbps 2.0 / 48 kHz / 192 kbps / DN -4dB
SUBTITLES:
Codec Language Bitrate Description
----- -------- ------- -----------
Presentation Graphics Japanese 33,714 kbps
Presentation Graphics Japanese 115,276 kbps
Presentation Graphics Japanese 42,765 kbps
Presentation Graphics Japanese 72,971 kbps
Presentation Graphics Japanese 161,492 kbps