You can download driver for Mitsumi D353GUE/D353FUE USB FDD 3.16.00 here, but DriversKit`s Team strongly recommend you to use Driver Updater Pro for finding the latest version of this driver. You can download Driver Updater Pro here.
Also you can:
Search Mitsumi D353GUE/D353FUE USB FDD 3.16.00 driver at Google
Search Mitsumi D353GUE/D353FUE USB FDD 3.16.00 driver at Yahoo
Search Mitsumi D353GUE/D353FUE USB FDD 3.16.00 driver at MSN
Search Mitsumi D353GUE/D353FUE USB FDD 3.16.00 driver at Teoma
Search Mitsumi D353GUE/D353FUE USB FDD 3.16.00 driver at AltaVista