こつ・コツ

骨

表記・読み：こつ・コツ

1. 1

   knack; skill; trick; secret; know-how; the ropes; hang

   名詞word usually written using kana alone
2. 2

   bone; skeleton

   名詞
3. 3

   cremated remains (esp. the bones); ashes

   名詞