N3 Lesson 20 of 20 · 32 words
Idiomatic Expressions
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1
一石二鳥いっせきにちょう
kill two birds with one stone一石二鳥
Example & memory tip
ジョギングで健康にも体重管理にもなるとは、一石二鳥だね。
Jogging is good for health and weight control both — two birds with one stone.
Usage English has the identical idiom: kill two birds with one stone. Both trace back to the same image, so this is one of the easiest four-character idioms to remember.
Remember it 一石 (one stone) + 二鳥 (two birds). Literally what English says.
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2
見ず知らずみずしらず
complete stranger見知
Example & memory tip
見ず知らずの人から急に話しかけられて驚いた。
I was surprised when a complete stranger suddenly spoke to me.
Usage 見ず知らずの人 = a total stranger. The ず ending is a classical negative, still alive in set phrases. 話しかけられる is the passive of 話しかける.
Remember it 見ず (not seen) + 知らず (not known). Never seen, never known.
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3
一期一会いちごいちえ
once-in-a-lifetime encounter一期会
Example & memory tip
この出会いを一期一会と考え、大切にしたい。
I want to treat this meeting as a once-in-a-lifetime encounter and treasure it.
Usage From the tea ceremony: every gathering happens only once and will never recur, so give it your full attention. There is no neat English equivalent.
Remember it 一期 (one lifetime) + 一会 (one meeting). One meeting in one lifetime.
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4
身から出た錆みからでたさび
reap what you sow身出錆
Example & memory tip
浪費して借金を作ったのは身から出た錆だ。
Running up debt through overspending is a mess of my own making.
Usage Closest English: you reap what you sow, or you made your bed. Note the standard reading is みからでたさび — 出た is でた. 浪費 (ろうひ) = wasteful spending.
Remember it Rust (錆) coming out of the blade's own body. The harm grew from within you.
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5
虎の威を借る狐とらのいをかるきつね
fox borrowing the tiger's might虎威借狐
Example & memory tip
あいつは社長の名前を使って虎の威を借る狐のようだ。
He throws the president's name around like a fox borrowing a tiger's authority.
Usage Describes someone with no power of their own who bullies others using a superior's name. English has no single phrase for it — 'riding someone's coat-tails' is close.
Remember it A fox (狐) borrowing the tiger's (虎) authority (威). From an ancient Chinese fable.
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6
画竜点睛がりょうてんせい
finishing touch画竜点睛
Example & memory tip
スピーチの最後にユーモアを加えたのが画竜点睛となった。
Adding humour at the end of the speech was the finishing touch.
Usage From a legend: a painter drew dragons, and when he finally dotted their eyes they flew away. Often used in the negative — 画竜点睛を欠く = to lack the final touch.
Remember it 画竜 (a painted dragon) + 点睛 (dotting the eye). The last stroke that brings it to life.
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7
石の上にも三年いしのうえにもさんねん
perseverance pays off石上三年
Example & memory tip
嫌でも続けてみよう。石の上にも三年というから。
Let's stick with it even if we dislike it — perseverance pays off.
Usage Sit on a cold stone for three years and even it warms up. Closest English: patience pays, or perseverance prevails. Often quoted to someone thinking of quitting.
Remember it 石の上 (on a stone) + 三年 (three years). Three years is what it takes to warm the stone.
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8
頭の回転が速いあたまのかいてんがはやい
quick-witted頭回転速
Example & memory tip
彼は頭の回転が速いから、議論が得意だ。
He's quick-witted, so he's good at debating.
Usage Note 速い (fast in speed), not 早い — the 早い/速い pair from the time lesson. The literal image is your head rotating quickly.
Remember it 頭の回転 (the head's rotation) + 速い (fast). A fast-spinning mind.
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9
足を洗うあしをあらう
wash one's hands of (quit a bad life)足洗
Example & memory tip
長年の悪い付き合いから足を洗うことにした。
I decided to break off a long-standing bad association.
Usage Almost exactly the English 'wash your hands of something' — but Japanese washes the feet, not the hands. Used specifically for leaving a criminal or disreputable world.
Remember it 足 (feet) + 洗う (to wash). Washing off the dirt of the road you walked.
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10
目から鱗が落ちるめからうろこがおちる
scales fall from one's eyes目鱗落
Example & memory tip
その説明を聞いて目から鱗が落ちた。
Hearing that explanation, the scales fell from my eyes.
Usage English has the identical phrase, and for the same reason: both come from the Book of Acts in the Bible. A rare case of a shared biblical idiom.
Remember it 目 (eyes) + 鱗 (scales) + 落ちる (to fall). Suddenly you can see.
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11
火に油を注ぐひにあぶらをそそぐ
add fuel to the fire火油注
Example & memory tip
謝るべきところで言い訳をして、火に油を注ぐことになった。
I made excuses when I should have apologised, and it added fuel to the fire.
Usage Identical to the English idiom. Note the standard reading of 注ぐ here is そそぐ. 言い訳 (いいわけ) = an excuse, 〜べき = ought to.
Remember it 火 (fire) + 油 (oil) + 注ぐ (to pour). Exactly the English image.
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12
猫の手も借りたいねこのてもかりたい
so busy I would take any help猫手借
Example & memory tip
締め切りが迫っていて、猫の手も借りたいほど忙しい。
The deadline is looming and I'm so busy I'd take help from anyone.
Usage So busy you would even borrow a cat's paws — and cats are famously useless helpers, which is the joke. 締め切り (しめきり) = deadline, 迫る = to loom.
Remember it 猫の手 (a cat's paw) + 借りたい (want to borrow). Desperate enough for even that.
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13
一寸先は闇いっすんさきはやみ
future is uncertain一寸先闇
Example & memory tip
今は好調でも、一寸先は闇だから油断はできない。
Things are going well now, but the future is unknowable, so we can't let our guard down.
Usage 一寸 (いっすん) is an old unit of about 3cm. 油断 (ゆだん) = carelessness, letting your guard down — a very common word in its own right.
Remember it 一寸先 (one inch ahead) + 闇 (darkness). You cannot see even that far.
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14
腹が減っては戦はできぬはらがへってはいくさはできぬ
can't fight on an empty stomach腹減戦
Example & memory tip
まず食事をしてから始めよう。腹が減っては戦はできぬからね。
Let's eat first and then start — you can't fight on an empty stomach.
Usage English says exactly the same thing: an army marches on its stomach. In the standard form 戦 is read いくさ. ぬ is a classical negative, equal to ない.
Remember it 腹が減る (the belly empties) + 戦 (battle) + できぬ (cannot do).
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15
身を切るようなみをきるような
biting, piercing (cold)身切
Example & memory tip
身を切るような寒さの中、外で作業を続けた。
I kept working outside in the biting cold.
Usage Usually describes cold so sharp it cuts, or grief that cuts as deeply. English 'biting cold' matches the first sense well. 寒さ is the noun form of 寒い.
Remember it 身を切る (to cut the body) + ような (like). Cold that cuts into you.
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16
袖振り合うも多生の縁そでふりあうもたしょうのえん
even a chance encounter is fate袖振合多生縁
Example & memory tip
旅先で偶然出会ったのも、袖振り合うも多生の縁かもしれない。
Meeting by chance while travelling may itself be a bond from a past life.
Usage A Buddhist idea: even brushing sleeves with a stranger comes from karmic connection across past lives. 縁 (えん) — fate binding people together — has no English equivalent.
Remember it 袖振り合う (sleeves brushing) + 多生の縁 (a bond across many lives).
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17
急がば回れいそがばまわれ
haste makes waste急回
Example & memory tip
急いで作業したら失敗した。急がば回れというのに。
I rushed the work and made a mistake — and yet they say more haste, less speed.
Usage English equivalents: more haste less speed, or the longest way round is the shortest way home. 急がば is a classical conditional, equal to 急ぐなら.
Remember it 急がば (if you hurry) + 回れ (go around). When rushed, take the longer safe road.
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18
泣きっ面に蜂なきっつらにはち
misfortunes never come singly泣面蜂
Example & memory tip
失業したうえに怪我まで。泣きっ面に蜂とはこのことだ。
Losing my job and then getting injured — when it rains, it pours.
Usage A bee stinging a face that is already crying: bad luck piling onto bad luck. English: when it rains, it pours. 泣きっ面 is a colloquial form of 泣き顔. うえに = on top of that.
Remember it 泣きっ面 (a crying face) + 蜂 (a bee). As if crying were not enough.
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19
後の祭りあとのまつり
too late, after the fact後祭
Example & memory tip
試験が終わってから勉強しても後の祭りだ。
Studying after the exam is over is too little, too late.
Usage Arriving after the festival has ended: whatever you do now is too late to matter. It often follows 〜ても — 今さら後悔しても後の祭りだ, regretting it now changes nothing.
Remember it 後 (after) + 祭り (the festival). You showed up once the party was over.
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20
知らぬが仏しらぬがほとけ
ignorance is bliss知仏
Example & memory tip
彼女は真実を知らないから幸せでいられる。知らぬが仏だ。
She can stay happy because she doesn't know the truth — ignorance is bliss.
Usage English says ignorance is bliss; Japanese says the one who does not know is a Buddha — serene because untroubled. ぬ is again the classical ない.
Remember it 知らぬ (not knowing) + 仏 (a Buddha). Untroubled as a Buddha.
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21
十人十色じゅうにんといろ
to each their own十人色
Example & memory tip
好みは人それぞれ。十人十色ですね。
Everyone has their own tastes — different strokes for different folks.
Usage Note the reading: じゅうにんといろ, with 色 as いろ rather than しょく. 好み (このみ) = taste or preference, それぞれ = each in their own way.
Remember it 十人 (ten people) + 十色 (ten colours). Ten people, ten different colours.
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22
以心伝心いしんでんしん
tacit understanding以心伝
Example & memory tip
長年一緒にいると、言葉がなくても以心伝心で分かるようになる。
After years together, you come to understand each other without words.
Usage Originally a Zen term for transmitting understanding directly from master to disciple. It underpins the Japanese ideal of communicating without spelling things out.
Remember it 以心 (by the heart) + 伝心 (transmitting to the heart). Heart to heart, no words.
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23
門前雀羅もんぜんじゃくら
deserted, with few visitors門前雀羅
Example & memory tip
むかし賑やかだった商店街も、今では門前雀羅の有様だ。
The shopping street that once bustled is now completely deserted.
Usage A rare and literary idiom — so few visitors come that you could net sparrows at the gate. You are unlikely to meet it at N3; 閑散としている is the everyday phrase.
Remember it 門前 (before the gate) + 雀羅 (a sparrow net). Birds gather where people no longer do.
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24
因果応報いんがおうほう
karma因果応報
Example & memory tip
悪いことをしたからこうなったんだ。因果応報だよ。
This happened because he did wrong — what goes around comes around.
Usage A Buddhist term for karmic cause and effect. English equivalents: what goes around comes around, or you reap what you sow. 因果 (いんが) = cause and effect.
Remember it 因果 (cause and effect) + 応報 (recompense). Every act returns to you.
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25
焼け石に水やけいしにみず
a drop in the bucket焼石水
Example & memory tip
少しの支援では焼け石に水で、状況は変わらない。
A little support is a drop in the ocean — the situation won't change.
Usage Water on a red-hot stone evaporates instantly and achieves nothing. English: a drop in the ocean, or a drop in the bucket. 支援 (しえん) = support or aid.
Remember it 焼け石 (a burning-hot stone) + 水 (water). Gone in an instant, changing nothing.
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26
鼻持ちならないはなもちならない
insufferable鼻持
Example & memory tip
あの人の態度は鼻持ちならないから付き合いづらい。
That person's attitude is insufferable, so they're hard to get along with.
Usage Literally 'the nose cannot bear it' — the stench is unendurable, used of arrogance. Verb stem + づらい = hard to do, as in 付き合いづらい.
Remember it 鼻 (nose) + 持ちならない (cannot hold out). Too foul for the nose to stand.
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27
耳を貸すみみをかす
lend an ear耳貸
Example & memory tip
困っている友達の話に耳を貸すことが大切だ。
It's important to lend an ear to a friend in trouble.
Usage Identical to English 'lend an ear'. Note 貸す (to lend) from the very first lesson — its partner is 借りる. The topic takes に: 話に耳を貸す.
Remember it 耳 (ear) + 貸す (to lend). Exactly the English image.
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28
腹芸はらげい
unspoken understanding, tacit manoeuvring腹芸
Example & memory tip
日本のビジネス交渉では腹芸が求められることがある。
Japanese business negotiations sometimes call for unspoken manoeuvring.
Usage 腹芸 is getting your way through implication, presence and unspoken understanding rather than argument. It connects to 本音 and 建前 — real feelings versus public stance.
Remember it 腹 (belly) + 芸 (art). The belly is where Japanese locates true intent — hence the art of the unspoken.
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29
出る杭は打たれるでるくいはうたれる
the nail that sticks out gets hammered出杭打
Example & memory tip
日本では出る杭は打たれるという文化があり、目立つことを嫌う人も多い。
Japan has a culture of hammering down the nail that sticks up, and many people dislike standing out.
Usage Probably the most culturally revealing proverb in this lesson: conformity is rewarded and standing out invites criticism. 目立つ (めだつ) = to stand out.
Remember it 出る杭 (the stake that sticks up) + 打たれる (gets hammered). English uses a nail; Japanese uses a stake.
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30
袖の下そでのした
bribe (under the table)袖下
Example & memory tip
袖の下で許可をもらったというのは本当ですか?
Is it true that they got permission through a bribe?
Usage 袖の下 = a bribe, from money slipped under a kimono sleeve. The formal word is 賄賂 (わいろ). English 'under the table' uses much the same image.
Remember it 袖 (sleeve) + 下 (under). Money passed unseen beneath the sleeve.
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31
負けるが勝ちまけるがかち
losing is winning負勝
Example & memory tip
ここは負けるが勝ちで、一歩引いたほうが賢明だ。
Here, losing is winning — it's wiser to take a step back.
Usage Sometimes conceding gains you more than fighting on. 一歩引く = to take a step back, 賢明 (けんめい) = wise, prudent. Closest English: discretion is the better part of valour.
Remember it 負ける (to lose) + が + 勝ち (winning). The loss that is the real victory.
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32
馬の耳に念仏うまのみみにねんぶつ
like talking to a brick wall馬耳念仏
Example & memory tip
いくら説明しても聞いてくれない。馬の耳に念仏だ。
No matter how much I explain, they won't listen — it's like talking to a wall.
Usage Reciting a sutra into a horse's ear achieves nothing. English: casting pearls before swine, or talking to a brick wall. いくら〜ても = no matter how much.
Remember it 馬の耳 (a horse's ear) + 念仏 (a Buddhist chant). Sacred words wasted on an animal.