Saotome Family (Onsen) Vacation (早乙女一家温泉旅行 Saotome-ikka onsen ryoko?) is the 353rd chapter of the manga it is also the first and only chapter of the Onsen Vacation Arc. Genma and Ranma are off training in the mountains when Genma tells Ranma the story of the pair of coats Nodoka made for them when Ranma was but a child. An avalanche causes them to retreat to a nearby hot spring resort, which looks familiar to Genma. After seeing his and Nodoka's name carved on a tree, he remembers that this is where they honeymooned after they were married. Surprisingly Nodoka is revisiting the hot springs as well, and Genma and Ranma have to disguise themselves as Ranko and Mr. Panda once again.