What does the suffix -kun mean

The suffix -kun (君) is added to the names of younger boys, male peers in informal settings, or subordinates at work — it is softer than the neutral -san, but not as warm as -chan. Among classmates and male colleagues, -kun sounds friendly, but it is better not to use it with unfamiliar older people.

What does the suffix -kun mean

-Kun is the suffix that gets confused most often: sometimes taken as a diminutive, sometimes as rude. In fact, it is simply about status and age, not about affection.

Who is called '-kun'

JapaneseReadingTranslation
kun · kunAddressing younger boys and male peers
田中君Tanaka-kun · Tanaka-kun'Tanaka' with the suffix -kun — by surname, informally
君はkimi wa · kimi wa'You...' — the same character 君, but as a pronoun (reading changes from くん to きみ)
さんsan · sanNeutral polite suffix (more formal neighbor of -kun)
ちゃんchan · chanAffectionate suffix for children and close people (warmer than -kun, often for girls)

How to read the character 君

The character 君 is read differently depending on its role: as a suffix after a name — くん, kun; as an independent pronoun 'you' — きみ, kimi. It is the same word with the common meaning 'lord, you', just in different grammatical positions.

君 — both a suffix and a pronoun

— значение: mister, you, ruler, male name suffix — онъёми: クン — кунъёми: きみ、-ぎみ — 7 штрих(ов). 君 — 'you, lord': the same character in the address きみ, 'you', and in the old meaning 'ruler'. The suffix -kun is a less polite but not rude use of the same character.

Listen to the suffix -kun and related words — the app will evaluate your pronunciation.

Where it is heard most often

  • In school anime, -kun is the standard way classmates address each other, especially from a girl to a boy: 'Naruto-kun' sounds friendly and slightly patronizing.
  • Teachers use -kun for male students in class — the address emphasizes both care and the status of the younger one.
  • At work, a boss may call a younger male subordinate that way — it creates a sense of soft hierarchy without the formality of -san.

FAQ

What does the suffix -kun mean?
An informal address to younger boys, male peers, or subordinates — softer than the neutral -san, but without the warmth of -chan. It is written 君 and read くん.
What does 'kunem' mean?
A form of the suffix -kun in colloquial Russian fan speech — 'to call someone -kun' means to address someone with this suffix. The meaning is the same: informal address to a younger person or peer.
What does 'suffix -kun' mean?
The name suffix 君, which is added after a name or surname, indicating an informal, slightly patronizing attitude toward a younger boy or male peer.
How is 'suffix -kun' written in Japanese?
君, read くん. The same character in another reading, きみ, means the pronoun 'you' — both words are connected by the common meaning of respectful closeness.
When is it used?
For younger boys, male peers in informal settings, or subordinates at work. -kun is usually not suitable for unfamiliar older people or those of higher status.
How is the suffix -kun different from the suffix -san?
-San is a universal polite suffix for any gender and age, while -kun is narrower and more informal, often used for younger males. -San is appropriate even for strangers, but -kun is only for those with whom there is already some closeness.

Sources

Updated: 2026-08-29

Japanese Zen