Mr.Obake said: If I want to complain, the artist should reword of Chen should address Ran with honorific.
Honorifics are rarely used in finnish, so it'd seem odd for a finn. Honorifics in finnish are mainly used when addressing a stranger whose name you do not know, or someone very important. Or as a joke. Well, by polite people, anyway.
I miss doing this to my friends with the stickers that came on bubble gum, but instead of sticking them on their hat, I sticked them on their backs without them noticing.