Master Japanese Vocabulary: How to Say Sleepy in Japanese

Expanding your vocabulary is a crucial step in becoming proficient in any language, and Japanese is no exception. Knowing how to express different emotions and sensations is essential to effectively communicate with native speakers. In this article, we will explore the various ways to say “sleepy” in Japanese, including the Japanese term for sleepy and its translation, as well as adjectives and expressions that can be used to describe the feeling of sleepiness.

Learning how to say “sleepy” in Japanese is also practical for everyday interactions, such as expressing your state of mind at work or when socializing with Japanese friends. So if you’re ready to expand your Japanese vocabulary, let’s get started!

Ways to Express Sleepy in Japanese

Expanding your Japanese vocabulary to include ways to express sleepiness is essential for effective communication of emotions and sensations. Here are various Japanese phrases and expressions that can be used to describe feeling tired:

Phrase Translation
眠い (ねむい) Sleepy
疲れた (つかれた) Tired
眠たい (ねむたい) Drowsy
寝ていたい (ねていたい) Want to sleep

These phrases can be used in both casual and formal situations, depending on the context and who you are speaking to. For example:

あまり寝ていなかったので、今日はとても眠いです。(I didn’t sleep much last night, so I am very sleepy today.)

今日は長い日でした。疲れたな。(Today was a long day. I’m tired.)

この本はとても眠たくなるので、寝る前には読まないでください。(This book will make you very drowsy, so don’t read it before bed.)

Using Body Language

In Japanese culture, body language and gestures are often used to express emotions and feelings. When expressing sleepiness, you can use the following gestures:

  • Yawning (あくび)
  • Stretching (ストレッチ)
  • Rubbing your eyes (目をこすります)

By using these gestures along with the appropriate phrases and expressions, you can effectively communicate your feelings of sleepiness in Japanese.

Japanese Translation for Sleepy

If you’re learning Japanese, it’s useful to know the direct translation of “sleepy” in Japanese. The Japanese word for sleepy is 眠い (nemui). It is a common adjective used to describe the feeling of being sleepy or drowsy.

However, it’s important to note that in Japanese culture, expressing one’s own feelings is not as common as it is in Western cultures. Therefore, expressing sleepiness may not be as straightforward as simply using the word “nemui” in a sentence. It may be more appropriate to use a phrase that conveys the feeling of sleepiness indirectly.

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Describing the Feeling of Sleepiness in Japanese

Expanding your Japanese vocabulary to include adjectives and expressions that describe the sensation of sleepiness can help you better communicate your emotions and needs. Here are some useful terms:

Japanese Word/Phrase English Translation
眠い sleepy
疲れた tired
だるい lethargic

眠い (nemui) is the most common way to express sleepiness in Japanese. It can be used in both casual and formal settings, and is appropriate for a variety of situations. For example:

今日は眠いです。 (Kyou wa nemui desu.) – I’m sleepy today.

疲れた (tsukareta) is a slightly stronger term than 眠い (nemui) and specifically refers to physical fatigue. It can also be used in casual and formal settings. For example:

昨日は仕事がたくさんあったので、疲れた。(Kinou wa shigoto ga takusan atta node, tsukareta.) – I had a lot of work yesterday, so I’m tired.

だるい (darui) describes a feeling of heaviness or sluggishness, often accompanied by a lack of motivation. It’s a more casual expression and is typically used with friends or family. For example:

昨日は遅くまで遊んでしまったから、今日はだるいなあ。(Kinou wa osoku made asonde shimatta kara, kyou wa darui naa.) – I stayed up late playing yesterday, so I feel really sluggish today.

Other useful adjectives to describe sleepiness include ぼんやり (bonyari), which means “vague” or “hazy,” and うとうと (utouto), which describes a drowsy or dozing state.

Practice using these adjectives and expressions to describe your own feelings of sleepiness in Japanese. It can help you better communicate your needs and emotions, and enhance your language skills.

Synonyms and Related Terms for Sleepy in Japanese

In addition to the direct translation for “sleepy” in Japanese, there are also several synonyms and related terms that can be used to convey the same meaning.

Japanese Term Pronunciation English Translation
眠い nemui Sleepy
疲れた tsukareta Tired
眠たい nemutai Drowsy
うとうとする utoutosuru Nodding off

“Nemui” is the most common term used for “sleepy” in Japanese and can be used in both formal and casual settings. “Tsukareta” is another word that is commonly used to describe the feeling of being tired or fatigued, while “nemutai” is a more casual term for feeling drowsy.

The phrase “utoutosuru” is a more descriptive term that is often used to describe the sensation of nodding off or dozing. It can be used to convey a stronger sense of sleepiness, as opposed to simply feeling tired or drowsy.

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Congratulations! Now you have learned how to say sleepy in Japanese and how to describe the sensation of feeling tired or drowsy in Japanese. Remember, expanding your Japanese vocabulary is essential to effectively communicate emotions and sensations. Practice using the provided vocabulary and phrases, and try to integrate them into your everyday conversations.

Learning a new language can be challenging, but with determination and persistence, you can become fluent in Japanese. Keep exploring new vocabulary and expressions, and don’t be afraid to make mistakes. The more you practice, the more confident you will become in your Japanese language skills.

Thank you for reading this article, and we hope that you have found it informative and useful. Good luck in your Japanese language learning journey!


Q: Can I learn Japanese vocabulary even if I’m a beginner?

A: Yes, absolutely! Learning Japanese vocabulary is essential for any level of proficiency in the language. Building a strong vocabulary foundation will greatly enhance your ability to communicate effectively in Japanese.

Q: How can I remember all the new words?

A: There are various techniques you can use to remember new Japanese vocabulary. Some popular methods include creating flashcards, practicing with language-learning apps, and regularly using the new words in sentences or conversations.

Q: Are there any resources or tools that can help me learn Japanese vocabulary?

A: Yes, there are many resources available to aid in learning Japanese vocabulary. Some popular options include online dictionaries, language-learning websites, mobile apps, and language exchange programs.

Q: How long will it take to learn Japanese vocabulary?

A: The time it takes to learn Japanese vocabulary will vary depending on various factors such as your dedication, study habits, and prior language learning experience. With consistent practice and effort, you can gradually expand your vocabulary over time.

Q: Can you provide any tips for effectively expanding my Japanese vocabulary?

A: Certainly! Here are a few tips to help you expand your Japanese vocabulary:
– Set specific goals and create a study plan.
– Practice using new words in context through reading, writing, and conversations.
– Use mnemonic devices or association techniques to remember new words.
– Review and reinforce learned vocabulary regularly.

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