百日の説法屁一つ ひゃくにちのせっぽうへひとつ single mistake which ruins all one's hard work; one blunder rendering a long period of effort useless; one fart in a hundred days of sermons exp id proverb Advanced ➥
十日戎 とおかえびす festival held on January 10 in honor of Ebisu, the god of fishing and commerce n Advanced ➥