YSK: If you are having ongoing issues with mental health, you can take your guns into any gunsmith for a cleaning and they will hold them as long as you need as an unspoken courtesy.
from /r/YouShouldKnow
YSK: もし、あなたが精神的な問題を抱えているのであれば、どこのガンスミスでも、銃をクリーニングに出せば、暗黙の了解として、必要な期間、銃を預かってくれます。