Hakone about 1.5 hours from Shinjuku station
I recommend that you go to Hakone that has been known for hot springs since the beginning of the Edo period. You can also enjoy lots of kinds of Japanese traditional hotels and restaurants.
How to get to Hakone?
1.5 hours from shinjuku station by train (Odakyu line)
Here is the link about Hakone:
http://www.hakone-english.com/

makiko715
Japan