[And because he knows nothing about Japanese names, he's going to assume 'Kuwata' is his first name...] It's nice to meet you, Kuwata.

[He nods because cacti are absolutely adorable (to him)~] Mn! Your hair is all spiky and prickly like a cute cactus~ ♥

No, it isn't just for girls. I get called 'cute' quite often. [And get mistaken for a girl... anyway, moving on!] And I'm sure you wouldn't have minded being called 'cute' by a girl...