Analyzer
Sentence analysis
6Spans
Sentence
Span Details
彼
he; him; boyfriendpronoun
は
topic markergrammar
必ず
always; without fail; certainlyadverb
約束
promise; agreement; one's word; contract; appointment; engagement; date; convention; rule; destiny; fatenoun, suru verb
を
object markergrammar
果たす。
accomplish; fulfill; carry out; perform; do completely; use up; finish entirelygodan verb, auxiliary