Kurokawa Onsen (foliage & holidays) (黒川温泉（紅葉・連休）) 2026 — hotel vacancy & cancellation watchWatching Kurokawa, Sujiyu and Aso ryokan for autumn foliage and holiday peaks at Kurokawa Onsen.Watched nights: dates to be announced. Base: Kurokawa Onsen. This event is watched on demand. When its watch window opens, you can resume it from the page; the instant a highly-rated hotel frees up (a cancellation), 空きウォッチ Aki alerts you with a one-click Rakuten Travel booking link.Why rooms are hard to getKurokawa Onsen is a beloved hot-spring village of about 30 small inns in the Aso highlands, where demand concentrates on its signature rotenburo-hopping pass. As one of western Japan's most popular onsen, autumn foliage and holidays overwhelm its capped inn count.When rooms open & cancellations appearFoliage and holiday nights fill months ahead. Rooms can return around last-minute free-cancellation deadlines — checking the cooperative's availability page and widening to Aso helps.If it's full: nearby towns

Aso — ~40–60 min by car; many more inns.

Sujiyu Onsen — ~20 min by car; the onsen town next to Kurokawa.

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