Almost nothing is documented about this clip beyond its soundboard listing, where it appears under the romanised slug ke-ai-dao-ma-xin, rendered from the characters 可愛刀馬新. It belongs to the long tail of user-uploaded audio: short files with tiny view counts that circulate through shares, downloads and private soundboards rather than through any official release. Because no source work, speaker or year is confirmed, its meaning comes entirely from context — each creator who plays it supplies the joke. That blank-slate quality is why obscure uploads like this one keep getting passed around.