In total more than 60 voyages will be available, ranging from four to 23 nights and sailing between April and December.
Passengers will be able to cruise solely around Japan, or combine it with other countries such as South Korea, Taiwan, Russia and Vietnam.
Japan sailings have been increasing in popularity for the line, and the country is now the second most visited destination for Princess.
The programme went on sale yesterday, with highlights including an increase in later departures, seven voyages inside of school summer holiday dates and 12 Unesco World Cruise Heritage sites to explore the monuments of Kyoto.
Princess unveils largest Japan programme
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