むかごとらのおなら
零余子虎の尾なら
mukagotoranōnara

Noun
Da Copula

The "-nara" conditional form ("if/when…") of むかごとらのお

1. If/when Zeroyoshi's tail…; If/when a tiger's tail… (figuratively, an impossible condition)

Nara Conditional
Usually Written in Kana