かいふう

開封

表記・読み：かいふう

1. 1

   opening (a letter, parcel, etc.); breaking the seal

   名詞noun or participle which takes the aux. verb suru他動詞
2. 2

   unboxing (a product)

   名詞noun or participle which takes the aux. verb suru他動詞
3. 3

   unsealed mail

   名詞