Lake Yamanaka Lake

One of Mount Fuji's five lakes, recreational area

One of the Fuji Five Lakes at Mount Fuji's eastern base, Lake Yamanaka offers boating, camping and seasonal mountain views; cyclists and anglers frequent its shores.

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Lake Yamanaka at a Glance#

Address: Lake Yamanaka (Yamanakako), Yamanashi Prefecture, Japan

About Lake Yamanaka#

Lake Yamanaka is one of the Fuji Five Lakes in Yamanashi Prefecture on Honshu and is the largest of the five by surface area. It lies on the eastern side of Mount Fuji and is a popular base for viewing the mountain, boating and lakeside recreation.

The shoreline has cycle routes, picnic areas, boat rentals and fisheries; sightseeing boats and short cruises operate from simple marinas and the nearby village supports accommodation and dining. The lake is frequented for day trips from the wider Mount Fuji area and for seasonal events such as fireworks and flower-viewing.

The lake is situated in Yamanashi Prefecture at the foot of Mount Fuji, with the village of Yamanakako providing the main visitor facilities and road access to the lake.

  • Largest Fuji Five Lake: It is the largest by surface area of the Fuji Five Lakes and provides extensive, unobstructed views of Mount Fuji on clear days.
  • Best viewing times: Early mornings on clear, windless days offer the best visibility of Mount Fuji reflected on the lake surface; winter months often provide the clearest views.

What to See#

  • Yamanakako village: The main lakeside village and administrative centre that provides accommodation, boat hires, bike rentals and tourist information for visitors to the lake.
  • Boat terminals and marinas: Public and private boat terminals on the lake that operate sightseeing cruises and rental boats for short trips around the shore.

How to Get to Lake Yamanaka#

Lake Yamanaka (Yamanakako) is one of the Fuji Five Lakes about 100 km west of central Tokyo and is commonly reached by car or by highway/local buses. By car it’s roughly a 1.5-2 hour drive from Tokyo via the Chuo Expressway/Otsuki direction and then local roads (Routes 138/139) to the lake; parking is available around the lake.

By public transport you can take JR Chuo Line from Tokyo to Otsuki, transfer to the Fujikyu Railway to Kawaguchiko Station, then catch a Fujikyu bus that serves Yamanakako (bus terminal stops around the lake). There are also direct highway buses from Shinjuku that stop at Yamanakako; from the Yamanakako bus stops it’s typically a 5-15 minute walk to lakeside points and village facilities.

Tips for Visiting Lake Yamanaka#

  • Aim for early morning on the northern/eastern shore for the best chance to catch Mount Fuji reflected in the lake on calm days - photographers often stake out these spots at sunrise.
  • Use the public buses that circulate the Fuji Five Lakes and the cycling path around Yamanakako to reach different viewpoints; the lakeside parks and smaller bays give better, less-crowded perspectives than the main tourist piers.

Best Time to Visit Lake Yamanaka#

Visit late spring to autumn for mild weather and best chances of clear views of Mount Fuji; autumn and winter often give the clearest vistas.

Spring
Mar-May · 5-20 °C
Cherry blossoms and mild weather; visibility of Mount Fuji can be variable but pleasant for lakeside walks.
Summer
Jun-Aug · 18-28 °C
Warm and humid, especially in July; full lake activities but occasional rain (tsuyu/monsoon in June-July) and more tourists.
Autumn/Winter
Sep-Feb · 0-15 °C
Autumn (Sep-Nov) brings clear air and vibrant foliage-excellent Fuji views; winter offers very clear skies and crisp conditions for views though it is cold.

Weather & Climate near Lake Yamanaka#

Climate

Lake Yamanaka's climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with warm summers (peaking in August) and cold winters (coldest in January). Temperatures range from -6°C to 26°C. Abundant rainfall (1660 mm/year), wettest in August.

Air Quality: AQI 51 Moderate
Best Time to Visit
JulyAugustDecember
Temperature & Rainfall
Temperature Range
37°
Warmest Month
-12°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Acceptable -6° - 6° -4° 47 mm partly cloudy 80% 4.6 m/s 0.4 low 9.9h
February Acceptable -5° - 6° -4° 61 mm partly cloudy 79% 4.8 m/s 0.6 moderate 10.8h
March Acceptable -2° - 9° -1° 103 mm partly cloudy 78% 4.6 m/s 0.9 moderate 11.8h
April Acceptable 4° - 15° 7° 124 mm partly cloudy 77% 4.5 m/s 1.2 high 13.0h
May Acceptable 8° - 19° 14° 142 mm overcast 78% 4.2 m/s 1.5 high 13.9h
June Acceptable 13° - 21° 17° 204 mm overcast 82% 3.9 m/s 1.5 high 14.4h
July Good 17° - 25° 21° 176 mm overcast 84% 3.8 m/s 1.6 very high 14.1h
August Good 18° - 26° 22° 261 mm overcast 83% 3.9 m/s 1.7 very high 13.3h
September Good 14° - 22° 18° 244 mm overcast 85% 3.7 m/s 1.3 high 12.3h
October Good 8° - 17° 13° 173 mm partly cloudy 85% 4.4 m/s 0.9 moderate 11.2h
November Good 3° - 14° 6° 83 mm partly cloudy 83% 3.9 m/s 0.5 moderate 10.2h
December Good -3° - 9° -1° 42 mm some cloud 81% 4.2 m/s 0.4 low 9.7h