開通 [ㄎㄞ ˙ㄊㄨㄥ; kai1 tong5]
  to open up (windows for air, ideas for discussion, transport routes etc)
  open-minded
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  開通
  かいつう
  noun (common) (futsuumeishi)
  noun or participle which takes the aux. verb suru
  opening
  open
  taking effect
  becoming active
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