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Old

On’yomi
Kun’yomiふる.い・ふる-・-ふる.す
JLPT N4 5 strokes #503 most common Grade 2 Radical mouth
書き順 · Stroke order

How to write 古

Stroke order is not decoration — it determines how the character looks handwritten and how dictionaries index it.

5 strokes
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Draw it on screen and be marked on stroke order and direction.

分解 · What it is made of

The parts of 古

Almost every kanji is built from a small set of reusable parts. Learn the parts once and you stop memorising thousands of unrelated shapes.

部首 · Radical

The radical of 古

Radical 30 of 214
Mouth

The radical is the part a paper dictionary files a kanji under, and it usually hints at meaning. 古 is filed under (mouth) — radical number 30 of the 214 in the Kangxi system.

Other kanji built on 口

練習 · Practice

Drill 古 right now

Three quick games built from this character's real data. Your streak is kept in this browser.

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Old こ ふる.い・ふる-・-ふる.す
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熟語 · In real words

Words that use 古

Kanji are almost never met alone. These are the most common words built from this character, ordered by how often they actually appear in Japanese.

古代 こだい ancient times; distant past; antiquity
古里 ふるさと hometown; birthplace; native place
古典 こてん classic (work, esp. book); the classics
古墳 こふん ancient burial mound; barrow; tumulus
考古学 こうこがく archaeology; archeology
中古 ちゅうこ used; second-hand; old
最古 さいこ the oldest; the earliest
古書 こしょ old book; rare book; classic
中古車 ちゅうこしゃ used car; secondhand car
往古 いにしえ antiquity; ancient times; bygone days
名乗り · Name readings

How 古 is read in names

Japanese names use readings that appear nowhere else in the language. These are 古's — the reason personal and place names are so hard to read even for native speakers.

ふゆ
同音 · Sound-alikes

Kanji that sound like 古

Japanese has far more kanji than syllables, so one reading is shared by many characters. These are the ones you will confuse with 古 — learn them together, not separately.

地名 · In place names

Japanese towns written with 古

Place names are where kanji readings get strange — and where you meet this character in the wild.

画数 · 5 strokes

Other 5-stroke kanji

Useful when looking a character up by stroke count — and a common source of visual mix-ups.

頻度 · Frequency

Next in the frequency list

古 is the 503rd most common kanji in written Japanese. Learning in frequency order is the fastest route to reading real text.

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質問 · Questions

About the kanji 古

What does the kanji 古 mean?

古 means Old. It is the 503rd most common kanji in written Japanese.

How do you read the kanji 古?

古 is read on'yomi (Chinese-derived) こ; kun'yomi (native Japanese) ふる.い、ふる-、-ふる.す.

How many strokes does 古 have?

古 is written with 5 strokes. The animated diagram on this page shows the correct order.

What level is the kanji 古?

It appears at JLPT level N4, and Japanese schoolchildren learn it in grade 2.

What is the radical of 古?

The radical of 古 is 口 (mouth), radical number 30 of the 214 Kangxi radicals. The radical is the component a dictionary files the character under, and it usually points at the character's meaning.

What parts is the kanji 古 made of?

古 is built from 十 (ten) and 口 (mouth). Learning kanji as combinations of a few hundred reusable components is far more efficient than memorising each character as a separate shape.

What words use the kanji 古?

Common words written with 古 include 古代 (こだい, ancient times; distant past; antiquity); 古里 (ふるさと, hometown; birthplace; native place); 古典 (こてん, classic (work, esp. book); the classics).

Which kanji sound the same as 古?

古 shares a reading with 去 (こ), 個 (こ), 呼 (こ), 戸 (こ), 故 (こ), among others. Same-sounding kanji are one of the most common sources of confusion in Japanese.

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