'kun' is an honorific used mostly for young males, and people of same or lower status. (roughly could mean 'Mr.', 'Master')
-Kun is mostly at the end of boys names. Example; Hiroto-kun (Boy)Sorry for not explaining at properly.
Kun is a Japanese word used by senior person to address junior person . Also used by females who are emotionally connect with.
shounen (where the "nen" portion is in Kun form for years) hence younger year
hai- yes Iie- no chan- young female kun-young male
"Kun" is a diminuitive. That is, it asserts a degree of familiarity, or in other cases, social superiority. A teacher may refer to his students, or a boss to those who work under him, with "kun." Likewise, it may be used among friends. It is not only used for males, just as 'chan' is not only used for females. Kun is not something you would attach to the name of your social superiors.
Unchi-kun is a character in a Japanese comic called Dr. Slump.
niichan is for an elder brother (chan is informal you use it with someone you are close to like kun san is for someone who is a higer rank then you like your boss)
Naruto-kun
君 (kun)
Buro-kun
man
This is not a Japanese word.