何回
  なんかい
  noun (common) (futsuumeishi)
  how many times?
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  南海
  なんかい
  noun (common) (futsuumeishi)
  southern sea
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  難解
  なんかい
  adjectival nouns or quasi-adjectives (keiyodoshi)
  noun (common) (futsuumeishi)
  difficult to understand
  unintelligible
  abstruse
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