Amazon.com: Nintendo Gamecube Modem Adapter : Video Games
ゲームキューブ ブロードバンドアダプタ DOL-015 bumisehat.org
Wii U / Switch USB to 4 Port Gamecube Controller Adapter - PLAY Barbados
Amazon.com: Y Team Controller Adapter for Gamecube, Compatible with Nintendo Switch, Super Smash Bros Switch Gamecube Adapter for WII U/PC with 4 Port : Video Games
Nintendo Gamecube Modem Adapter ✩ schwarz ✩ DOL-012 EUR ✩ Adapteur Modem black のeBay公認海外通販|セカイモン
Connections - LAN connection with two consoles | Nintendo GameCube | Support | Nintendo