Japanese symbol for “pi”
円周率
えんしゅうりつ
Romaji: enshuuritsu
pi (3.1415926...)
In Japanese, pi is 円周率, read えんしゅうりつ (enshuuritsu).
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 pi (3.1415926...) (math)
Kanji and stroke order
Other Japanese words for “pi”
| Word | Reading | Meaning |
|---|---|---|
| Π | パイ pai | pi (Greek letter) |
| 天地否 | てんちひ tenchihi | pi (hexagram 12 of the I Ching: standstill) |
| 研究責任者 | けんきゅうせきにんしゃ kenkyuusekininsha | principal investigator; PI |
| 浸透探傷検査 | しんとうたんしょうけんさ shintoutanshoukensa | penetrant inspection; PI; penetrant examination |
Related words
Words that share a kanji.
| Word | Reading | Meaning |
|---|---|---|
| 円形 | えんけい enkei | round shape; circle; circular form |
| 円滑 | えんかつ enkatsu | smooth; undisturbed; uninterrupted |
| 円盤 | えんばん enban | disk; discus; platter |
| 円満 | えんまん enman | harmonious; peaceful; happy |
| 楕円 | だえん daen | ellipse; oval |
| 円卓 | えんたく entaku | round table |
| 周り | まわり mawari | circumference; girth |
| 周辺 | しゅうへん shuuhen | circumference; outskirts; environs |
| 効率 | こうりつ kouritsu | efficiency |
See also: Chinese symbol for “pi”.
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.