doctype html
script src=src="https://code.jquery.com/jquery-3.1.1.min.js"
p 
  span zip:
  input value="386-0001"
  button go
#result
javascript:
  function go() {
    var zip=$('input').val()
    console.log(`zip=${zip}`)
    $.getJSON(`http://zipcloud.ibsnet.co.jp/api/search?zipcode=${zip}&callback=?`,(data)=>{
    	var rslt=""
        $.each(data.results, (i, item)=>{
          var r=item.address1+item.address2+item.address3
          rslt+=`<p>${r}</p>`
          console.log(rslt)
          $('#result').append(rslt) 
        })
      })
  }
  $('button').click(go)