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Span Details
サプライズパーティー
surprise partynoun
の
possession, attribution, nominalizer, or nominal linkergrammar
準備
preparation; arrangements; getting readynoun, suru verb
は
topic markergrammar
内緒
secret; secrecy; confidentiality; one's circumstances (esp. financial); inner realization; personal enlightenment; kitchennoun, no-adjective
で
location, means, or scope markergrammar
進めよう。
move forward; advance; set a clock ahead; proceed with; make progress on; speed up; move earlier; raise; promote; develop; stimulate-> 進めるichidan verbvolitional form of すすめる