Analyzer
Sentence analysis
9Spans
Sentence
Span Details
全国
the whole country; nationwide; all over the countrynoun
に
direction, time, indirect object, or target markergrammar
わたっ
cross over; go across; extend; span; cover; range-> 渡るgodan verb
て
connective te-formgrammar
調査
investigation; examination; inquiry; surveynoun, suru verb
が
subject markergrammar
行わ
perform; carry out; conduct; do-> 行うgodan verb
れ
passive, potential, or respect auxiliary-> れる/られるgrammar
た。
past tense or completed actiongrammar