After 12 years of riding the Shinkansen and bus I've been told there is a daily express train 😃
You can book a Limited Express train, Azusa tickets from Hakuba to Shinjuku or vise versa and have them posted to your country or our hotel. It's all online here.
Ticket detail
Shinjuku - Hakuba
Departure: Shinjuku at 8:00
Arrival: Hakuba at 11:41
Time: 3 hours 58 minutes
Note: There is only 1 direct train per day from Shinjuku to Hakuba
Seat
Reserved
Green reserved
Hakuba -Shinjuku
Departure: Hakuba at 15:16
Arrival: Shinjuku at 19:06
Time: 3 hours 59 minutes
Note: There is only 1 direct train per day from Hakuba to Shinjuku