When riding the Hokuriku Shinkansen,
one of the most impressive views is Mt. Asama, an active volcano in Nagano.

As you exit the long tunnels near Usui Pass,
the mountain suddenly appears in full view.

However, many travelers experience:

  • Sitting on the wrong side and seeing nothing
  • Missing the moment before they are ready

This guide explains exactly how to see it.


Can You See Mt. Asama from the Shinkansen? (Quick Answer)

Yes — you can see Mt. Asama clearly between Karuizawa and Sakudaira.

  • Tokyo → Nagano / Kanazawa / Tsuruga → Right side (Seat E)
  • Opposite direction → Left side (Seat A)

👉 Visible for about 5–8 minutes


Best Seats for Mt. Asama

DirectionRecommended Seat
Tokyo → Nagano / Kanazawa / TsurugaRight side (Seat E)
Nagano / Kanazawa / Tsuruga → TokyoLeft side (Seat A)

👉 Sitting on the wrong side means you may miss it entirely.


Where It Looks Best

Mt. Asama viewed from between Karuizawa and Sakudaira

The most impressive section is:

Between Karuizawa and Sakudaira

Especially:

Right after leaving Karuizawa Station

  • The view opens suddenly after tunnels
  • Very few buildings block the landscape
  • You can see the full shape of the mountain

Timing to See Mt. Asama

SectionVisibility
Inside Usui tunnelsNo view
Near KaruizawaThe mountain begins to appear
Karuizawa → SakudairaBest viewing section

👉 Total viewing time: about 5–8 minutes


The best view appears immediately after leaving Karuizawa.

Be ready before this point —
the most impressive moment can pass quickly.


Why It’s Easy to Miss

Even though Mt. Asama is large, many people miss it.

Common reasons:

  • Not knowing when it appears
  • Sitting on the wrong side
  • Being focused on phones or luggage

👉 Preparation is key.


Smartphone Photography Tips

Because the Hokuriku Shinkansen runs at high speed,
a few simple techniques help a lot.

📸 Tips for Photographing Mt. Asama

  1. Keep your phone close to the window
    Reduces reflections.

  2. Use burst mode
    Increases chances of a clean shot.

  3. Prepare right after Karuizawa
    This is the best timing.

  4. Capture volcanic smoke if visible
    It makes the photo unique.


Visibility by Season

Season특징
WinterSnow contrast (very clear views)
SpringSnow + greenery mix
SummerMore clouds, greener base
AutumnColorful forests around the mountain

👉 Winter offers the clearest visibility.


If You Missed It

Even if you miss Mt. Asama,
the journey still has value.

  • Enjoy the changing scenery
  • Take photos of the landscape
  • Relax and observe the surroundings

👉 Make your travel time more enjoyable


Summary

  • Best section: Karuizawa → Sakudaira
  • Best seat: E (Tokyo → outbound) / A (inbound)
  • Duration: 5–8 minutes

With a bit of preparation,
this short moment becomes a highlight of your journey.