I will go to Sendai for Ski by early Feb. Will go with 4 kids and 1 baby at 15 months. To me, I am the mother of the baby. I have prepared myself to take care baby instead of enjoying the ski. Actually, you should prepare below items for your girl:-
1) Cotton underware
2) Wool underware
3) Boots
4) Hat
5) Ski Trousers
6) Down Jacket
7) baby Sling
8) Baby car