Natsume and his friends go to a distant hot springs to help with the renovations. When he arrives, he meets an old friend of Tanumas, but he quickly gets caught up in local youkai trouble. Tanuma's old friend is actually a youkai, and she threatens terrible things if Natsume reveals her secret.
Please solve the math problem below to unlock download mirrors for Natsume's Book of Friends.
Links are proxied and may take a moment to start.