noun
reroofing; rethatching
Refers to the act of replacing the roofing material, especially on traditional Japanese houses with thatched or tiled roofs.
古民家の葺き替えには多額の費用がかかる。
Reroofing an old traditional house costs a lot of money.
茅葺き屋根の葺き替えは職人の技術が必要だ。
Rethatching a thatched roof requires the skill of a craftsman.
Compound of 葺き (fuki, continuative form of 葺く 'to roof/thatch') + 替え (kae, continuative form of 替える 'to replace').