
Introduction to Japanese Particles
A fundamental guide to understanding how particles function in Japanese grammar.

In Japanese, politeness is built directly into the grammar. While the standard polite form (using
Keigo is essential in Japanese society because it establishes the social relationship and relative status between the speaker, the listener, and anyone being talked about. It is commonly used when speaking to customers, superiors, or elders.
Keigo is divided into three main categories:
Before looking at verbs, the simplest way to make your Japanese more polite is by adding an honorific prefix to nouns. This literally translates to calling an object "honorable," but in practice, it just softens the word and shows refinement.
There are two main prefixes:
As a general rule,
| Prefix | Base Noun | Polite Form | Meaning |
|---|---|---|---|
| お | Tea | ||
| お | Work | ||
| ご | Meal | ||
| ご | Opinion |
Note: Some words have become so permanently attached to their prefixes that dropping them sounds unnatural. For example,
Sonkeigo (尊敬語) is used to describe the actions of someone you respect. You use this to elevate the listener or a third party (like a boss, a customer, or a teacher). You must never use Sonkeigo for your own actions.
While there are grammatical patterns to turn any verb into respectful language, the most common everyday actions have entirely unique replacement verbs.
| Base Verb | Sonkeigo (Respectful) | Meaning |
|---|---|---|
| To be / go / come | ||
| To say | ||
| To do | ||
| To eat / drink | ||
| To see |
Notice that
Kenjōgo (謙譲語) is the exact opposite of Sonkeigo. It is used to describe your own actions (or the actions of your in-group, like your family or your company) when speaking to someone of higher status.
Instead of elevating the listener, you lower yourself. By making your own actions sound humble, you indirectly show respect to the person you are talking to.
Just like with Sonkeigo, the most common verbs have completely unique humble equivalents.
| Base Verb | Kenjougo (Humble) | Meaning |
|---|---|---|
| To be | ||
| To go / come | ||
| To say | ||
| To do | ||
| To eat / drink |
The verb
To see how respectful and humble language interact, look at a standard interaction between a shop clerk and a customer. The clerk uses Kenjougo to lower themselves and Sonkeigo to elevate the customer.
Notice that the customer simply uses standard polite language (
Learning Keigo can feel like learning an entirely new set of vocabulary on top of what you already know.
If you do not plan to work in a Japanese corporate environment or in customer service, you do not need to perfectly memorize how to produce every Keigo sentence. Standard polite Japanese (Teineigo) is perfectly acceptable for tourists, students, and everyday conversations.
However, recognizing Keigo is highly beneficial. You will hear store clerks, train announcements, and news anchors using these forms constantly.
Rather than grinding through flashcards of polite verb conjugations, focus on familiarizing yourself with the special verbs listed above. Once you know that

A fundamental guide to understanding how particles function in Japanese grammar.

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