空き — Aki — Hotel vacancy / cancellation watch for Japan's biggest eventsWatch Rakuten Travel for highly-rated hotel cancellations around Japan's biggest fireworks shows, festivals, concerts and marathons. The moment a qualifying room reopens, Aki alerts you with a one-click booking link.Watched events

大曲の花火（Omagari Fireworks）— Aug 29

土浦全国花火競技大会（Tsuchiura Fireworks）— Nov 7

青森ねぶた祭（Aomori Nebuta Matsuri）— Aug 2–7

徳島阿波おどり（Tokushima Awa Odori）— Aug 11–15

NAHAマラソン（Naha Marathon）— Dec 5

金沢マラソン（Kanazawa Marathon）— Oct 24

札幌ドームライブ（Sapporo Dome Concerts）— Nov 13–15

Guides

Is there a Rakuten vacancy alert? — Rakuten Travel has no official vacancy or waitlist alert. Aki is a free tool that watches sold-out hotels and notifies you the instant a cancellation reopens a room, with a one-click booking link.

How to catch a cancellation — When festival hotels are sold out, the realistic way in is catching a cancellation. Learn when openings surface, and how to auto-watch Rakuten Travel and book the instant one appears.

How Aki works — Aki is a free alerts app that watches Rakuten Travel for highly-rated hotel cancellations around Japan's fireworks shows, festivals, and concerts, and notifies you the instant a room opens. Here's how it works.

About Aki — Aki is an independent, free alerts tool that watches Rakuten Travel for hotel cancellations around Japan's festivals. About who runs it, its independence, and where the data comes from.