Bing で次の結果が見つかりました
DK23EA-20 - SyncHack
Amazon.co.jp:カスタマーレビュー: dk23ea-20 Hitachi ...
Hitachi Travelstar DK23EA 20GB 2.5" Ultra-ATA/66 - Icecat
AKIBA PC Hotline! : Travelstar DK23EA-20 (20GB)の価格推移 ...
HGST TRAVELSTAR DK23EA 20GB Datasheet | Manualzz
HDD/HGST/Travelstar DK23EA - SyncHack
Hitachi Travelstar DK23EA 40GB Internal 4200RPM 2.5 ...
Hitachi America Ltd. DK23EA-40 hard drive specification and test
Hitachi DK23EA - Travelstar Series 30 GB Hard Drive Manuals
日立DK23EA-20 TRAVERSTAR DK23EA 20GB 2MB ...