noun
suggestion box; comment box
A box for collecting opinions, suggestions, or feedback, commonly found in offices, schools, or public facilities.
会社のロビーに目安箱が設置された。
A suggestion box was installed in the company lobby.
生徒たちは目安箱に意見を入れた。
The students put their opinions in the comment box.
noun
complaints box (Edo period, at the supreme court)
Historical term for a box placed in front of the supreme court during the Edo period, where commoners could submit complaints or petitions.
江戸時代、目安箱は庶民の声を幕府に届ける手段だった。
During the Edo period, the complaints box was a way for commoners to convey their voices to the shogunate.