海綿 かいめん動物 どうぶつでしょう
kaimendōbutsudeshō

Noun
Desu Copula
no-Adjective

Expresses probability in a polite manner ("probably…") of 海綿動物

1. Probably a sponge animal.; Possibly a sponge animal.

Polite
Presumptive
Conjecture