Japanese symbol for “bore”
内径
ないけい
Romaji: naikei
bore; inside diameter
In Japanese, bore is 内径, read ないけい (naikei).
Before using these characters for a tattoo, check them with a native speaker. Dictionary words often have several meanings, and the right choice depends on context.
Meanings
- n bore; inside diameter
Kanji and stroke order
Other Japanese words for “bore”
| Word | Reading | Meaning |
|---|---|---|
| 口径 | こうけい koukei | aperture; bore; calibre |
| ボア | ボア boa | (tidal) bore |
| 海嘯 | かいしょう kaishou | (tidal) bore; eagre |
| 穿つ | うがつ ugatsu | to drill; to bore; to pierce |
| 抉る | えぐる eguru | to gouge; to hollow out; to bore |
Related words
Words that share a kanji.
| Word | Reading | Meaning |
|---|---|---|
| 内容 | ないよう naiyou | contents; content; substance |
| 国内 | こくない kokunai | within the country; inside the county; domestic |
| 内部 | ないぶ naibu | interior; inside; internal |
| 以内 | いない inai | within; inside of; less than |
| 案内 | あんない annai | guidance; leading (the way); showing around |
| 内閣 | ないかく naikaku | cabinet (of a government); ministry |
| 直径 | ちょっけい chokkei | diameter |
| 半径 | はんけい hankei | radius |
See also: Chinese symbol for “bore”.
Data: JMdict (CC BY-SA 4.0); KANJIDIC2 (CC BY-SA 4.0); KanjiVG (CC BY-SA 3.0); wordfreq (CC BY-SA 4.0 (data)). Retrieved 2026-10-22.
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