you are right there are more of these. Will fix them.
Code:
select placename,zip from zip_code where countrycode='JP' and placename ~ '^[0-9 \.\-\)]*$';
placename | zip
-------------------------------------+----------
.2433-2450) | 399-4232
3.431-12.443-6.608-2.641-8.814.842- | 066-0005
10603-11015) | 891-0304
2003.2051) | 863-1403
1970.1974.1976.1983.1988-3.1990-5. | 863-1403
2257-28.2316-2318.2430-1-2431-75) | 991-0801
2925-7) | 871-0122
2803-69.2803-77.2803-91.2818.2828. | 871-0122
2803-37.2803-38.2803-39.2803-43. | 871-0122
1-3-7) | 453-0002
-2.5289-15) | 409-1321
5351-5352.5355-5362.5364-5424. | 630-8037
5312.5314.5316-5327.5346.5349. | 630-8037
5276-4.5276-5.5277-5280.5284- | 630-8037
5239-5257.5263.5269-5271.5275. | 630-8037
5192-5196.5198-5212.5227-5229. | 630-8037
5463.5470.5472.5475.5482-5529) | 630-8037
5426.5429-5430.5445.5455.5461. | 630-8037
138.4203.4209.4215.4236-1.4238.4241 | 891-1275
726-1.727.728.728-1.729.730.731.732 | 590-0158
674.3701.3704.3723-3.4128.4132.4133 | 891-1275
1896-2.1896-3.1906-8.1932-2.1936. | 088-2686
1936-2.1951-2.1956-2.1967-2.1980-2. | 088-2686
1997-3.2000-2.2000-8.2003.2015-4. | 088-2686
2023-2.2038-2.2253-2.2253-5.2253-21 | 088-2686
2253-24.2253-35.2253-63) | 088-2686
6114-6141.6328.6437.6438) | 325-0304
(27 rows)