Sleeping on the Floor on JAPAN’s Overnight Ferry | Tokyo → Hokkaido | 18 Hours

JAPAN’s Overnight Ferry

This article introduces an 18-hour overnight ferry trip from the Tokyo area (Oarai, Ibaraki) to Hokkaido (Tomakomai, Hokkaido) on the Sunflower Furano.
In this journey, you travel in Tourist Class, sleep on the floor in a shared space, and use the ferry as both transport and travel experience.


Video

This article comes from the trip shown in the video below.
You can use the article as a quick reference while you watch.


Route & Ferry Details

JAPAN’s Overnight Ferry

The Oarai–Tomakomai route connects the Tokyo region with Hokkaido by sea.

  • Ferry Operator: MOL Ferry (Sunflower)
  • Vessel: Sunflower Furano
  • Route: Tokyo area — Oarai Port (Ibaraki) → Hokkaido — Tomakomai West Port
  • Travel Time: About 18 hours on board
  • Room Type: Tourist Class — shared floor-sleeping / tatami-style space
  • Approximate Fare: From ¥10,500 (online and seasonal discounts apply)
  • Official Site: https://www.sunflower.co.jp/

This route works well if you want to save a hotel night and still reach Hokkaido the next day.


Check-in & Boarding

ferry terminal

You first head to Oarai Ferry Terminal in Ibaraki Prefecture.
From the Tokyo area, you can reach Oarai by train and bus, then walk to the terminal.

ferry terminal

At the terminal, you buy or confirm your ticket, check in, and then board the ship.
During busy seasons and holidays, it helps to arrive a bit earlier, because the line for check-in sometimes grows longer than expected.

After boarding, you remove your shoes, find your assigned sleeping area, and store your luggage in the space around your mat.


Onboard Experience (Tourist Class & Facilities)

JAPAN’s Overnight Ferry

In Tourist Class, you sleep in a large shared room with thin floor mattresses lined up in rows.
Everyone sleeps in the same open space, so you hear other passengers moving around.

Because of this layout, privacy stays very limited.
However, the atmosphere usually feels calm once the lights go off at night.

JAPAN’s Overnight Ferry

You find basic facilities around the ship:

  • Restrooms on each deck
  • Vending machines for drinks and snacks
  • Seating areas where you can sit, read, or watch the sea

In addition, walkways and observation areas let you look outside and enjoy the view when the weather cooperates.


Meals, Bath & Services

dinner

You can buy a 2-meal set ticket on this route:

  • Dinner (buffet) + Breakfast
  • Adults: ¥3,200
  • Children: ¥1,600

Dinner and breakfast both follow a buffet style, so you choose what you like and pay a fixed price.
If you prefer, you may bring light food on board, but you still need to follow the ship’s rules for where you can eat it.

dinner

The ship also offers a large public bath.
So, after boarding, you can soak in hot water while the ferry moves through the dark sea.
This experience often becomes one of the most memorable parts of the trip.

Mobile signal and onboard Wi-Fi change during the journey.
Near the coast, your phone sometimes works, but in the open sea the connection often becomes weak or unstable.


Things to Know Before You Book

JAPAN’s Overnight Ferry

Before you choose this ferry, it helps to understand a few key points.

First, Tourist Class uses an open sleeping area with almost no privacy.
You receive a mat and simple bedding. Towels and toothbrushes are not included, so please bring your own — or buy them at the onboard shop.

Second, you should expect noise.
Snoring, footsteps, and small sounds travel easily in a shared room, so earplugs and an eye mask make a big difference.

Third, the ship may rock, especially in rough weather.
If you often get motion sickness, you should bring medicine and drink enough water.

In winter, the outside deck feels extremely cold and windy.
Because of safety, the crew sometimes closes the deck during strong wind or heavy rain, so you may not always walk outside.


Who This Ferry Suits

This overnight ferry works best for travelers who:

  • Want to combine transport and travel experience
  • Enjoy slow travel and do not mind a long trip
  • Feel comfortable in a shared sleeping environment

On the other hand, this option may not suit travelers who:

  • Need complete privacy and silence
  • Rely on stable, fast internet during the whole trip

Overall, this route makes sense if you treat the ferry as part of your trip, not just a way to move from A to B.


Official Information

Official Site : https://www.sunflower.co.jp/


FAQ

Does Tourist Class include bedding?

Yes. You receive a thin mattress and simple bedding, but you sleep in a shared open room with many other passengers.

Are meals included in the ticket price?

No. You pay for food separately. However, you can buy a 2-meal set ticket that includes buffet dinner and breakfast.

Can I bring my own food onto the ferry?

Yes. You may bring items such as cup noodles or a bento meal, and the ship provides hot water and a microwave.


Hion Motion Sickness Glasses
Hion Motion Sickness Glasses
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