末尾 まつび方式 ほうしきコードでしょう
matsubihōshikikōdodeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 末尾方式コード

1. Probably the tail-end method code.; Likely the last method code.

Polite
Presumptive
Conjecture
Computing