県けん税ぜいけんぜいMeanings1nounprefectural taxTax levied by a prefectural government, as opposed to national tax (国税) or municipal tax (市町村税).県けん税ぜいの納のう付ふ期き限げんは月げつ末まつです。The deadline for paying prefectural tax is the end of the month.