Japan's family baths come in free, paid, and timed-reservation types. See what to check for babies, top stays in Kyushu, Kansai, Hakone and Hokkaido, and costs.
How to pick a Yufuin ryokan with kids: private family baths, in-room onsen, tatami rooms and in-room dining, plus bath tips by age, rooms for 5 and station access.
A Kyushu with kids itinerary built around Fukuoka, Beppu and Yufuin: how many nights you need, where to stay, and how to pick a family room with a private onsen bath.
Shinkansen day trips from Tokyo with kids, ranked by door to room time, plus Hakone via Odawara and where to stay in Atami, Karuizawa and Echigo-Yuzawa.
Where to stay in Japan in winter with kids: snow play areas, onsen ryokan and hotels, ski-in properties, and the off-peak weeks when rates are lower and rooms are easier to book.