イッパツセンキン
Meanings
Noun
Four character compound
1. hanging by a thread; being in imminent danger; critical situation; (lit.) a thousand weights on a single hair
from 一髪、千鈞を引く
Composed of
hair; hair's breadth
1000 pounds; 1000 kan; 1000 yen; 1000 pieces of gold; great weight; pricelessness