Analyzer
Sentence analysis
6Spans
Sentence
Span Details
彼
he; him; boyfriendpronoun
に
direction, time, indirect object, or target markergrammar
は
topic markergrammar
内緒
secret; secrecy; confidentiality; one's circumstances (esp. financial); inner realization; personal enlightenment; kitchennoun, no-adjective
に
direction, time, indirect object, or target markergrammar
しよう。
light/support verb with a noun or noun-like phrase-> するgrammar