天下太平 [ㄊㄧㄢ ㄒㄧㄚˋ ㄊㄞˋ ㄆㄧㄥˊ; tian1 xia4 tai4 ping2]
  the whole world at peace (idiom); peace and prosperity
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  天下太平
  天下泰平
  てんかたいへい
  Expressions (phrases, clauses, etc.)
  peaceful and tranquil (uneventful)
  peace reigns over the land
  halcyon times of peace
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