Shirabe
緊縛
Noun Irregular Transitive
English jmdict
1
noun (common) (futsuumeishi)noun or participle which takes the aux. verb surutransitive verb binding tightly;tight binding
2
noun (common) (futsuumeishi)noun or participle which takes the aux. verb surutransitive verb (sexual) bondage
I guess she's into bondage and domination.