#!/usr/local/bin/ruby

 # coding: utf-8

require 'net/http'
require 'uri'
require 'json'

url = "http://weather.livedoor.com/forecast/webservice/json/v1?city=130010"

uri = URI.parse(url)
json = Net::HTTP.get(uri)
result = JSON.parse(json)


puts result

puts result.gsub(/\\u([\da-fA-F]{4})/) { [$1].pack('H*').unpack('n*').pack('U*') }