Nintendo of Japan has finally released pricing info and pictures of Wii accessories, including the USB LAN Adapter, Nintendo branded SD cards (512 MB) and component cables.

1: Wii USB LAN Adapter, 2,800 Yen ($23)
2: Wii Component Cable, 2,500 Yen ($21)
3: S-Video cable, 2,500 Yen ($21)
4: 512 MB SD-card, 3,800 Yen ($31)
5: Replacement AV cable, 1,000 Yen ($8)
6: Replacement AC Adapter, 3,000 Yen ($25)

The prices are directly converted from Yen to USD, retail prices in the US (and Europe) are likely to be a bit higher than in Japan.