function kiyaku(){
  window.open('/techou/kiyaku.php','ご利用規約','width=550,height=600,outerHeight=650,scrollbars=yes,resizable=no');
}

function tokusyou(){
  window.open('/techou/tokusyou.php','特定商取引法に基づく表記','width=550,height=600,outerHeight=650,scrollbars=yes,resizable=no');
}

function ryoukin(){
  window.open('/techou/ryoukin.php','料金表','width=450,height=450,outerHeight=520,scrollbars=yes,resizable=no');
}

function ageattest(){
  window.open('/techou/pc_ageattest.php','年齢確認制度','width=550,height=600,outerHeight=650,scrollbars=yes,resizable=no');
}