根据日本政府数据，自上世纪70年代的山火高峰期以来，山火灾难数量有所下降。但2023年日本全国仍发生了约1300起山火，主要集中在2月至4月期间，此时空气干燥，风势增强。

Over 100 more households in the northeastern Japanese prefecture of Iwate were ordered to evacuate on Saturday as a wildfire ...