Japanese has several words for “king,” and the best choice depends on whether you mean a ruler, a respectful everyday reference, or the monarch of a country. The basic word is 王 (おう, ō); 王様 (おうさま, ōsama) sounds respectful and is common in stories, while 国王 (こくおう, kokuō) is a formal term for a national monarch.
king = 王 (おう, ō)
the king (respectful) = 王様 (おうさま, ōsama)
monarch / king of a country = 国王 (こくおう, kokuō)
How Do You Say King in Japanese?
The general word is 王 (おう, ō). It appears in compounds and concise writing, illustrating how Japanese kanji combine into words. When referring to a king in a natural, respectful way, especially in a story or conversation, 王様 (おうさま, ōsama) is often more familiar. In historical reporting or formal discussion of a country’s head of monarchy, 国王 (こくおう, kokuō) is precise.
Japanese often uses titles without an article, so there is no separate word corresponding to “a” or “the” in these examples. The surrounding context tells whether the speaker means a particular king or kings in general.
おうさま — ōsama
Meaning: king / the king (respectful or storybook tone)
Different Japanese Words for King
The long vowel in ō matters; see Japanese pronunciation for sound and rhythm practice. These words overlap in translation, but they are not always interchangeable. Consider the register and the kind of monarch you are describing.
王 (ō) — king
王 is the concise, basic term. It appears in compounds such as 王位 (ōi, throne or kingship) and 王宮 (ōkyū, royal palace). In a sentence, it can sound neutral, literary, or formal depending on context.
王様 (ōsama) — respectful king
王様 combines 王 with -様 (-sama), an honorific suffix. It is a natural choice when children talk about a king in a tale, or when a speaker wants a respectful and accessible tone. It may sound too storybook-like for formal political reporting.
国王 (kokuō) — national monarch
国王 literally combines “country” and “king.” It is suitable for news, history, and official descriptions of a monarch who rules a kingdom. For example, 国王が演説した means “the king gave a speech.”
女王 and other royal words
女王 (じょおう, joō) means queen or female monarch. 王子 (おうじ, ōji) means prince, and 王女 (おうじょ, ōjo) means princess. For “royal family,” use 王室 (おうしつ, ōshitsu). These compounds help specify a person’s role rather than using 王 as a broad label.
King in Japanese: Quick Comparison
| Japanese | Reading | Typical use |
|---|---|---|
| 王 | おう (ō) | Basic word; compounds and concise writing |
| 王様 | おうさま (ōsama) | Respectful, conversational, or storybook reference |
| 国王 | こくおう (kokuō) | Formal term for a country’s monarch |
| 女王 | じょおう (joō) | Queen or female monarch |
How to Pronounce King in Japanese
In ō, hold the “o” sound slightly longer than a short vowel; do not add a strong English-style diphthong. Ousama is three mora, approximately oh-oo-sah-mah, with the first two vowel beats flowing together. In kokuō, the final ō is also long.
Romanization helps as a guide, but listening for the long vowel is useful because ō is not the same duration as a short o. Kana spellings are おう, おうさま, and こくおう.
Example Sentences Using King in Japanese
王様は城に住んでいます。
Ōsama wa shiro ni sunde imasu.
The king lives in a castle.
その国の国王が演説しました。
Sono kuni no kokuō ga enzetsu shimashita.
The king of that country gave a speech.
物語に王子が登場します。
Monogatari ni ōji ga tōjō shimasu.
A prince appears in the story.
彼女は国の女王です。
Kanojo wa kuni no joō desu.
She is the queen of the country.
Frequently Asked Questions About King in Japanese
What is the most common Japanese word for king?
王 (おう, ō) is the basic word. 王様 (おうさま, ōsama) is often a more natural respectful reference in conversation or stories.
What is the difference between 王 and 王様?
王 is the base noun; 王様 adds the honorific suffix -sama and sounds respectful or storybook-like.
When should I use 国王?
Use 国王 in formal, historical, or news contexts when you mean the monarch of a country.
How do you say queen in Japanese?
女王 (じょおう, joō) means queen or female monarch.
Is the vowel in ō long?
Yes. Hold the “o” for two mora rather than pronouncing it as a short vowel.
Summary: King in Japanese
Use 王 (ō) as the basic term, 王様 (ōsama) for a respectful or storybook-style reference, and 国王 (kokuō) for a country’s monarch in formal contexts. Related words include 女王 (queen), 王子 (prince), and 王女 (princess).
