Amazon.com: DGZZI USB to PS2 Adapter 2PCS Purple USB Female to PS/2 Male Converter Adapter for Mouse and Keyboard : Electronics
PS/2 to USB Converter | Eaton
PS2 Adapter USB 31cm USB to PS/2 Cable Converter Mouse Keyboard Adapter Converter for PS2 Interface Connector|usb to ps/2|usb toconverter adapter - AliExpress
VALUE PS/2 to USB Adapter, Mouse, green - SECOMP International AG
USB to PS2 Adaptor - USB Male - PS/2 Female | Jaycar Electronics New Zealand
GC46FMKEY USBキーボード対応 USB - PS/2変換アダプタ(USB A メス - PS/2 オス) StarTech.com 紫色 - 【通販モノタロウ】