Yofukashi no Uta - Vol. 10 Ch. 95 - You Cut Your Hair?

[MangaDex]

 

[SpecialProjectY]

Kou been rolling d40 on speech flawlessly there, but not noticing compliments will net a whooping on the head from the head tsundare.

Yeah, "did it grow" was a lousy joke lost in translation as it should be "did they grow" referring to fangs but, okay...

So, Kou isn't fully a vampire due to his lack of understanding of "love".