Word

たが
hoop; binding (e.g. of a barrel)
Word

理性のタガ

理性の箍、理性のたが
exp
りせいのたが、りせいのタガ
the bounds of reason; the limits of (common) sense
Word

箍を締める

たがをしめる
to pull oneself together; to get one's act together; to brace oneself
Word

箍を嵌める

たがをはめる
to hoop; to put a hoop on; to bind a barrel with hoops
Word

たがが外れる

タガが外れる、箍が外れる
たががはずれる、タガがはずれる
to become unrestrained and go to excess; to lose all restraint; to lose one's tension and become relaxed; to let go; to become disorderly; to be scattered; to lose one's self-control