20 Night Grand Japan, With Kumano Fireworks Cruise aboard the Diamond Princess

Settle in for twenty nights of exciting sailing across the sea when you embark on the Diamond Princess from Tokyo and back.

Calling on once-in-a-lifetime cities like Kumano, Miyazaki, and Toba makes this sailing particularly exciting. This route is an uncommon one for the Diamond, As it sails it only once.

With a cost of less than $155 a day for an outside cabin, this is a strong value. The price is the total price for an outside cabin, including all entertainment, meals, taxes, and port fees. Act now, because the price of this sailing is on its way up! Reserve your outside cabin before the price moves upwards.

Casino
Gym

The Diamond Princess

Over 2,700 passengers can comfortably travel on this highly-rated Grand class ship, based in Tokyo and refurbished less than three years ago in 2023.

The Diamond Princess wows guests with a casino, a gym, a spa, and an outdoor movie theater.

Diamond Princess
Diamond Princess

Your Itinerary

This itinerary consists of four sea days and fifteen port days. High points include a long stop in Osaka as well as visits to extremely rare ports like Kumano, Miyazaki, and Toba.

DatePortArriveDepart
Mon, Aug 16Tokyo, Japan 3:00pm
Tue, Aug 17Kumano, Japan 6:00pm10:00pm
Wed, Aug 18Osaka, Japan 9:00am9:00pm
Thu, Aug 19Kochi, Japan 9:00am5:00pm
Fri, Aug 20At Sea
Sat, Aug 21Busan, South Korea 7:00am4:00pm
Sun, Aug 22Nagasaki, Japan 7:00am4:00pm
Mon, Aug 23Kagoshima, Japan 9:00am6:00pm
Tue, Aug 24Miyazaki, Japan 7:00am5:00pm
Wed, Aug 25At Sea
Thu, Aug 26Tokyo, Japan 6:30am3:00pm
Fri, Aug 27Toba, Japan 7:00am4:00pm
Sat, Aug 28Osaka, Japan 8:00am8:00pm
Sun, Aug 29Kochi, Japan 7:00am3:00pm
Mon, Aug 30Hiroshima, Japan 9:00am7:00pm
Tue, Aug 31Kanmon Straits, Japan (Cruising)
Wed, Sep 1Busan, South Korea 7:00am4:00pm
Thu, Sep 2Nagasaki, Japan 7:00am4:00pm
Fri, Sep 3At Sea
Sat, Sep 4Shimizu, Japan 10:00am6:00pm
Sun, Sep 5Tokyo, Japan 6:30am
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Print your CruiseSheet (PDF) one page with the route, schedule, weather & a notes box for each day
August 16th, 2027  - Grand Japan, With Kumano Fireworks Cruise on the Princess Diamond
Your Route
Day 3: Osaka
Spa
Day 6: Busan
Day 4: Kochi

Alternate Sailings

The Diamond sails this route once next year, but doesn't sail it this year. This is the only ship that sails this exact route. In the accompanying graphic you can see a visualization of when this ship sails as well as the relative price for an outside cabin.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2026
2027
2028
$3,054 $3,054
Sold Out

Book Your Cruise

Since it was first listed on March 28th of this year, The price of this itinerary has varied between $3,054 and $3,103 for an outside room, inclusive of taxes and port charges. The accompanying graph displays the price over time for every type of cabin. This cruise has just risen in price, so secure your outside cabin now before it moves upwards more.

inside
outside
balcony
suite
$3,227
$3,054
$3,927
$5,427
$152.70/day
$152.70/day
$196.35/day
$271.35/day
Book Book Book Book

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Last Updated: Jul 15, 2026

Last Modified: Jul 11, 2026

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