Amazon.com: Meinl 18,Cyberify - The Y2K bug, also known as the Millennium Bug, was a programming flaw caused by the common practice of representing years with only the last two digits (e.g., ,Products – Tagged ,MZ-1U01,MZ-80A/1200 2w149●レア/MSX FAN/1993年/1994年/9冊セット/MSXファン/揃い/付属品欠品/ゲーム作成/レトロゲーム/現状品● 令和6年 新潟県産 コシヒカリ 4㎏