劫
こ
う
Meanings
1
kalpa; eon; aeon
Only with reading こう / ごう
Buddhist term for an immensely long cosmic period. Often used in phrases like 劫を経る (to pass through kalpas).
In Buddhism, one kalpa is considered an unimaginably long span of time.
2
ko; eternal capture position
usually written using kana alonego (game)
In Go, a position where a stone can be captured and immediately recaptured, leading to a cycle. Usually written in katakana as コウ.
A ko has arisen, so you cannot immediately recapture.
Usage patterns
- 劫を経るto pass through countless kalpas (an immensely long time)
The Buddhist statue has passed through countless kalpas and still retains its beautiful form.
- 劫になるfor a Go position to become a ko (a repeating capture situation)
This board position looks like it's about to become a ko.