ひめまるかつおぶしむしだったら
姫丸鰹節虫だったら
hime marukatsuobushi mushidattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of ひめまるかつおぶしむし

1. If/When I were Hime-maru Katsuo-mushi…

Tara Conditional
Usually Written in Kana