Jpostcode

A Ruby implementation for Japan postcode.

Installation

Add this line to your application's Gemfile:

gem 'jpostcode-ait', require: 'jpostcode'

And then execute:

$ bundle

Or install it yourself as:

$ gem install jpostcode-ait

Usage

Basic one:

address = Jpostcode.find('154-0011')
address.prefecture      # 東京都
address.prefecture_kana # トウキョウト
address.prefecture_code # 13
address.city            # 世田谷区
address.city_kana       # セタガヤク
address.town            # 上馬
address.town_kana       # カミウマ
address.zip_code        # 1540011

When the code covers multiple addresses:

addresses = Jpostcode.find('0110951')
addresses.class # Array
addresses.each do |address|
  puts address.town
end

# => 土崎港相染町
# => 土崎港古川町

Office postcodes are also available:

address = Jpostcode.find('113-8654')
address.prefecture        # 東京都
address.prefecture_kana   # トウキョウト
address.prefecture_code   # 13
address.city              # 文京区
address.city_kana         # ブンキョウク
address.town              # 本郷
address.town_kana         # ホンゴウ
address.street            # ７丁目３−１
address.office_name       # 東京大学　本部事務組織
address.office_name_kana  # トウキヨウダイガク ホンブジムソシキ
address.zip_code          # 1138654

Development

After checking out the repo, run bin/setup to install dependencies. Then, run rake spec to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to rubygems.org.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/xuzh86/jpostcode-rb.

License

The gem is available as open source under the terms of the MIT License.