JMdict: 1458820

内探 【ないたん】

  1. [n,vs] private inquiry; private enquiry; secret investigation
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Kanji in this word:

Kanji Meanings On Readings Kun Readings Grade
Inside, Within, Between, Among, House, Home ナイ, ダイ うち 2
Grope, Search, Look For タン さぐ.る, さが.す 6