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Japanese-English False Friends: Words That Don't Mean What You Think

5 min read · Updated April 13, 2026

What Are Japanese-English False Friends?

Japanese has borrowed many words from English over the years, but not all of them mean what you’d expect! Some words, known as wasei-eigo (Japanese-made English), were created in Japan using English roots. Others are actual English words that have taken on a new meaning in Japanese. These “false friends” can easily confuse learners. This guide will help you recognize and understand over 20 common examples so you can avoid misunderstandings.

Tip: When you hear an English-sounding word in Japanese, always double-check its actual meaning. Don’t assume it’s the same as in English!

Common Japanese-English False Friends

Here are some of the most common false friends you’ll encounter in everyday Japanese. We’ve included definitions, examples, and the original English meaning for comparison.

Housing & Daily Life

マンション manshon apartment or condominium (not a mansion)

In Japanese, マンション refers to a modern apartment or condominium building, often made of reinforced concrete. It does not mean a large, luxurious house.

このマンションは駅から近いです。 Kono manshon wa eki kara chikai desu. This apartment is close to the station.

アパート apāto wooden apartment building (not just any apartment)

アパート usually refers to a cheaper, older, often wooden apartment building, as opposed to a modern マンション.

バイキング baikingu buffet-style meal (not Vikings)

This word comes from the restaurant “Imperial Viking” in the Imperial Hotel, Tokyo, which popularized the buffet style in Japan. It has nothing to do with Norse warriors.

ホテルでバイキングを食べました。 Hoteru de baikingu o tabemashita. I ate a buffet at the hotel.

Appearance & Personality

スマート sumāto slim, slender (not intelligent)

In Japanese, スマート describes a physically slim or stylishly thin figure. It does not refer to intelligence.

彼女はスマートな体型です。 Kanojo wa sumāto na taikei desu. She has a slim figure.

ナイーブ naību overly sensitive, easily hurt (not naive in a simple way)

While “naive” in English can mean innocent or lacking experience, ナイーブ in Japanese often carries a negative connotation of being overly emotional or fragile.

彼はナイーブだから、冗談に気をつけて。 Kare wa naību dakara, jōdan ni ki o tsukete. Be careful with jokes because he’s sensitive.

カンニング kanningu cheating on a test (not cunning behavior)

This word specifically refers to academic cheating, like copying answers during an exam.

Work & Business

サラリーマン sararīman company employee, office worker (not just a salary man)

This term refers broadly to white-collar workers, not just those earning a salary (which is almost everyone!).

マイカー maikā one’s own car (not a Mini Cooper or small car)

It means “my car” or “private car,” regardless of the size or brand.

ペーパードライバー pēpā doraibā a person with a driver’s license who doesn’t drive (not a paper driver)

This refers to someone who has a license but rarely or never drives—a common phenomenon in cities with good public transport.

オーダーメイド ōdā meido custom-made (not “order made”)

While it sounds like “order made,” it means custom-made or tailored, especially for clothing.

More Everyday False Friends

ノートパソコン nōto pasokon laptop computer (not a notebook PC in the English sense)

This is the standard term for a laptop. “Laptop” is also understood, but ノートパソコン is more common.

フライドポテト furaido poteto French fries (not fried potatoes in general)

Refers specifically to French fries, not any fried potato dish.

コンセント konsento electrical outlet (not consent)

This comes from the term “concentric plug” and means a power outlet.

ガソリンスタンド gasorin sutando gas station (not a gasoline stand)

The full term for a gas station. Often shortened to ガソスタ (gas suta).

クーラー kūrā air conditioner (not a cooler)

Refers to an air conditioning unit, not a portable cooler or icebox.

シール shīru sticker (not a seal animal)

Comes from the word “seal” (as in a sticker or decal), not the animal. The animal is アザラシ (azarashi).

ホッチキス hotchikisu stapler (not Hotchkiss)

Named after the American inventor, but now means a stapler in general.

アルバイト arubaito part-time job (not Arbeit—German for work)

Borrowed from German “Arbeit,” it means a part-time job, especially for students.

ペットボトル petto botoru plastic drink bottle (not a pet bottle)

Refers to a PET (polyethylene terephthalate) plastic bottle, commonly used for drinks.

ハイタッチ hai tacchi high five (not high touch)

Means a high five, a gesture of celebration.

スニーカー sunīkā athletic shoes, sneakers (not a person who sneaks)

Means sneakers or trainers. The verb “to sneak” is こっそり歩く (kossori aruku).

モーニングコール mōningu kōru wake-up call (not a morning call in general)

Specifically a wake-up call, often from a hotel service.

テンション tenshon mood, excitement (not tension)

Usually means a high or low mood/excitement level, not stress or strain.

Warning: Using these words with their English meanings can lead to funny or confusing situations. For example, if you say someone is “smart,” Japanese listeners might think you’re talking about their body, not their brain!

Why Do These False Friends Exist?

Many of these words entered Japanese during the Meiji period or post-WWII, when Western influence was strong. Some were shortened, some were adapted to fit Japanese phonetics, and others were created entirely in Japan to describe new concepts. Over time, their meanings shifted or specialized in ways that differ from the original English.

Practice

Match the Japanese false friend with its correct meaning:

  1. マンション
  2. スマート
  3. バイキング
  4. ナイーブ
  5. コンセント

Meanings: a) slim, b) apartment, c) electrical outlet, d) buffet, e) sensitive

Answers: 1-b, 2-a, 3-d, 4-e, 5-c

Summary: Key Takeaways

  • Don’t assume English-sounding words in Japanese mean the same thing.
  • Many wasei-eigo words were created in Japan and have unique meanings.
  • Words like マンション, スマート, and バイキング are classic false friends.
  • Always confirm the meaning of loanwords through context or a dictionary.
  • Being aware of these false friends will make your Japanese more accurate and natural.
wasei-eigofalse friendsloanwords

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