Shirabe
開封
Common Noun Irregular Transitive
English jmdict
1
noun (common) (futsuumeishi)noun or participle which takes the aux. verb surutransitive verb opening (a letter, parcel, etc.);breaking the seal
He sent the letter back unopened.
2
noun (common) (futsuumeishi)noun or participle which takes the aux. verb surutransitive verb unboxing (a product)
3
noun (common) (futsuumeishi) unsealed mail