http://redump.org/disc/88774/

The game name is "Shinkyoku Soukai Polyphonica Episode 1 & 2-wa Box Edition". there is no non-Box edition.
and the ringcode in the db is bad, "POLYPHONI-GAME   O90642A", the dumper misread reversed P as 9.

logs: https://mega.nz/file/NcIxQQyT#eH-ojkJwd … 5Jj6SLhTCQ


Users who wish to submit this information to Redump must ensure that all of the fields below are accurate for the exact media they have.
Please double-check to ensure that there are no fields that need verification, such as the version or copy protection.
If there are no fields in need of verification or all fields are accurate, this preamble can be removed before submission.

Common Disc Info:
    Title: Shinkyoku Soukai Polyphonica Episode 1 & 2-wa Box Edition
    Foreign Title (Non-latin): 神曲奏界ポリフォニカ1&2話BOXエディション
    Disc Number / Letter: (OPTIONAL)
    Disc Title: (OPTIONAL)
    System: IBM PC compatible
    Media Type: CD-ROM
    Category: Games
    Fully Matching ID: 88774
    Region: Japan
    Languages: ADD LANGUAGES HERE (ONLY IF YOU TESTED)
    Disc Serial: (REQUIRED, IF EXISTS)

    Ringcode Information:

Data Side Mastering Code (laser branded/etched): POLYPHONI-GAME    OP0642A
Data Side Mastering SID Code: IFPI L303
Data Side Toolstamp or Mastering Code (engraved/stamped): (REQUIRED, IF EXISTS)
Data Side Mould SID Code: IFPI 4833
Data Side Additional Mould: (REQUIRED, IF EXISTS)
Label Side Mould SID Code: (REQUIRED, IF EXISTS)
Write Offset: -12

    Barcode: 4 933032 003892
    Error Count: 0
    Comments:

<b>Logs Link</b>: [Please provide a link to your logs here]
[T:VOL] POLYPHONICA12
(OPTIONAL)

    Contents: (OPTIONAL)

Version and Editions:
    Version: 
    Edition/Release: Original

Extras:
    Primary Volume Descriptor (PVD):

0320 : 20 20 20 20 20 20 20 20  20 20 20 20 20 32 30 30                200
0330 : 36 30 34 30 31 30 34 34  37 33 32 33 35 24 30 30   6040104473235$00
0340 : 30 30 30 30 30 30 30 30  30 30 30 30 30 30 24 30   00000000000000$0
0350 : 30 30 30 30 30 30 30 30  30 30 30 30 30 30 30 24   000000000000000$
0360 : 30 30 30 30 30 30 30 30  30 30 30 30 30 30 30 30   0000000000000000
0370 : 24 01 00 00 00 00 00 00  00 00 00 00 00 00 00 00   $...............

Copy Protection:
    Copy Protection: None found [OMIT FROM SUBMISSION]
    SubIntention Data (SecuROM/LibCrypt): 

Tracks and Write Offsets:
    DAT:

<rom name="POLYPHONICA12.bin" size="733417104" crc="e5b8f71c" md5="21b6d9233bdf4b1f630459a1926e3085" sha1="a8b3ddfb42343c31932695ac482413e848f8f9cd" />
<rom name="POLYPHONICA12 (Track A).bin" size="228144" crc="b764c302" md5="2d29c6f2e18bcb55822679dc3144a7eb" sha1="c28d0debc21070b7de6cea5b54d3da00dabeaadb" />

    Cuesheet:

FILE "POLYPHONICA12.bin" BINARY
  TRACK 01 MODE1/2352
    INDEX 01 00:00:00

    Write Offset: -12

Dumping Info:
    Frontend Version: 3.4.2-cb8e1fd34b37bf7131e253388fc7d0b095d505f9
    Dumping Program: Redumper (build: b655)
    Date: 2025-10-08 10:14:08
    Parameters: disc --skeleton --drive=D:\ --speed=72 --retries=20 --image-path=ISO\POLYPHONICA12 --image-name=POLYPHONICA12
    Manufacturer: HL-DT-ST
    Model: BD-RE BU40N
    Firmware: 1.00 (N003103N802HS003763)
    Reported Disc Type: CD-ROM
    C2 Error Count: 0
Mr Driller pwns