This thread will be updated with many other resellers and drives later.

DVDRW/DVD Multi Price @Akihabara

Uworks CD-R/DVDR/RAM

4x DVD+R

Plextor PX-504A (unconfirmed: NEC ND-1100A)
Internal IDE
4x DVD+R
2.4x DVD+RW
12x DVD-ROM
16x CD-R
10x CD-RW
40x CD-ROM

25,980 Yen

IO DATA DVR-ABN4P (NEC ND-1100A)
Internal IDE
4x DVD+R
2.4x DVD+RW
12x DVD-ROM
16x CD-R
10x CD-RW
40x CD-ROM

21,580 Yen

IO DATA DVR-iEUN4P (NEC ND-1100A)
External IEEE 1394 + USB 2.0/1.1
4x DVD+R
2.4x DVD+RW
12x DVD-ROM
16x CD-R
10x CD-RW
40x CD-ROM

28,900 Yen

4x DVD-R

Melco Buffalo DVR-42FB (Pioneer DVR-A05)
Internal IDE
4x DVD-R
2x DVD-RW
12x DVD-ROM
16x CD-R
8x CD-RW
32x CD-ROM

23,050 Yen

IO DATA DVR-ABP4 (Pioneer DVR-A05)
Internal IDE
4x DVD-R
2x DVD-RW
12x DVD-ROM
16x CD-R
8x CD-RW
32x CD-ROM

23,890 Yen

Pioneer DVR-A05-J
Internal IDE
4x DVD-R
2x DVD-RW
12x DVD-ROM
16x CD-R
8x CD-RW
32x CD-ROM

27,300 Yen

DVD Multi 2x DVD-R

Panasonic LF-D560JD
Internal IDE
2x DVD-R
1x DVD-RW
2x DVD-RAM
12x DVD-ROM
12x CD-R
8x CD-RW
32x CD-ROM

30,800 Yen

IO DATA DVR-ABH2 (unconfirmed: Hitachi LG Data Storage GMA-4020B)
Internal IDE
2x DVD-R
1x DVD-RW
2x DVD-RAM
10x DVD-ROM
12x CD-R
8x CD-RW
32x CD-ROM

27,370 Yen

CDFreaks Thread