Japanese Slang and Colloquial Expressions: Words for Informal Conversations


Japanese language proficiency isn’t just about mastering its complex grammar and extensive vocabulary – it’s also about learning its rich array of slang and colloquial expressions. In this blog post, we’ll delve into some commonly used Japanese slang and colloquial terms that will surely liven up your informal conversations.

1. うまい (Umai)

This versatile word means tasty when referring to food, but it’s also used colloquially to denote something done well or skillfully.

2. めちゃ (Mecha)

A Kansai dialect term that has spread throughout Japan, “mecha” is an intensifier similar to “very” or “super” in English.

3. なう (Nau)

Borrowed from English, “nau” is short for “now” and is often used in social media posts to share what the user is currently doing.

4. ダメ (Dame)

In its strict sense, “dame” means “no good,” but it can also express disapproval or disappointment. You might hear it when someone makes a mistake or behaves inappropriately.

5. げんき (Genki)

Although not technically slang, “genki” is a colloquial term used to ask how someone is or to encourage someone to cheer up. It’s equivalent to “are you okay?” or “cheer up!” in English.

6. ばか (Baka)

This term is akin to calling someone “idiot” or “fool” in English. While it’s used between close friends in a light-hearted manner, be careful as it can be offensive if used inappropriately.

7. ヤバい (Yabai)

“Yabai” is an incredibly versatile slang term. It can mean anything from “amazing” to “terrible,” depending on the context and tone of the conversation.

8. ちょっと (Chotto)

“Chotto” is a casual way to say “a little” or “a bit.” It is also used to politely refuse an offer or to show hesitation.

9. わかる (Wakaru)

“Wakaru” literally means “to understand,” but it’s often used colloquially to show agreement or understanding, similar to saying “I get it” in English.

10. すごい (Sugoi)

“Sugoi” is a colloquial term often used to express surprise, amazement, or admiration. It’s akin to “awesome” or “amazing” in English.

Mastering these slang and colloquial expressions can add a more relaxed and authentic flavor to your Japanese conversations. Language is a living entity that changes and grows with society, and understanding these terms allows you to engage more naturally and connect deeper with native speakers. As you continue your journey learning Japanese, remember, it’s not just about studying textbooks – it’s also about embracing the dynamic, informal aspects of the language to truly bring your linguistic skills to life.

My Recommendations for your Japanese learning

  • Japanese Pod 101 My Honest Review Read more
  • JLPT N5 Test Prep-course - The Expert Secret Check Out