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長野県東御市にふるさと納税したら…
→ “If you do hometown tax donations to Higashiomi City, Nagano Prefecture... (implying something surprising or great happens)”
長野県 nagaken = Nagano Prefecture (noun phrase)
長 na = long
野 no = field / wilderness
県 ken = prefecture
東御市 higashimi-shi = Higashiomi City (proper noun)
東 higa = east
御 shi = honorable / royal
市 shi = city
に ni = to / at (directional particle)
ふるさと furusato = hometown (noun)
納税 nouzei = tax payment (noun)
し shi = do (causative form of suru)
たら tara = if / when (conditional suffix)
… = ellipsis (indicating suspense or an unfinished thought)
