coin
Review kanji at the right time with spaced repetition, remember more for longer, and track your progress.
昔は一銭二銭まで大切にした。
In the past, even one or two sen were treasured.
一銭も無駄にしたくない。
I do not want to waste even a single cent.
金は一銭でも惜しい。
Even a tiny amount of money is precious.