爛柯
Noun
1
noun (common) (futsuumeishi)
formal or literary term
go (board game)
See also:
囲碁 (いご)
2
noun (common) (futsuumeishi)
being so engrossed in go that one loses track of time;being so engrossed in an activity that one loses track of time
from a Chinese legend about a man who watches a game of go for so long that the handle of his axe rots away