Megijima

Island Small island near Takamatsu featuring caves and beaches

A short ferry from Takamatsu, Megijima serves day-trippers seeking coastal walks, sea views and caves tied to local folklore. Small shops and seafood stalls cater to visitors exploring the island’s shoreline.

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Megijima is a small island in the Seto Inland Sea, administratively part of Kagawa Prefecture, Japan.

The island features coastal scenery, sandy beaches and paths that lead up to a modest summit with views across the Inland Sea; it is a popular short-trip destination from nearby Takamatsu. Megijima is culturally known in Japan as one of the islands associated with the Momotaro folktale and carries the local name Onigashima in that context.

Tourism on the island centers on day visits, short hikes, cave features and seaside recreation, with facilities clustered near the ferry landing.

Megijima lies off the coast of Shikoku in the Seto Inland Sea, within easy ferry distance of Takamatsu and other ports in Kagawa Prefecture.

  • Ferry access: Accessible by regular ferries from Takamatsu and nearby ports, with short crossings commonly used by day-trippers and local visitors.
  • Cultural association: Associated with the Momotaro folk tale and locally known as Onigashima, offering cultural interest in addition to beaches and short hikes to viewpoints.
Megijima
Megijima, Takamatsu, Kagawa Prefecture, Japan
34.3953, 134.0487
Island open year-round; ferry timetables vary by season
Ferry ~¥360 one-way (approx.)

How to Get to Megijima #

From Takamatsu Port (Takamatsu Station is on JR Shikoku), regular passenger ferries sail to Megijima in roughly 15-25 minutes; timetables change seasonally and advance booking is recommended on festival days. The port is a 10-15 minute walk from JR Takamatsu Station.

Tips for Visiting Megijima #

  • Arrive at Takamatsu Port early - the small car ferries and passenger boats can fill up on weekend mornings.
  • Bring water and sun protection; Megijima's trails offer little shade in summer.
  • Walk the rim trail clockwise to hit the caves and highest viewpoints before the midday heat.

Best Time to Visit Megijima #

Best visited outside the hottest, mosquito-prone summer months - ferries run year-round but frequency drops in winter.

Spring
Mar-May · 10-20°C
Wildflowers on the slopes and milder breezes; ideal for hiking and the early Setouchi Triennale events.
Autumn
Sep-Nov · 15-22°C
Clear air and soft light across the Inland Sea; good for photography and island walks.

Weather & Climate near Megijima #

Climate

Temperate climate with hot summers (peaking in August) and cold winters (coldest in February). Temperatures range from 2°C to 30°C. Abundant rainfall (1443 mm/year), wettest in September.

Best Time to Visit
AugustSeptemberJuly
Temperature & Rainfall
Temperature Range
35°
Warmest Month
-4°
Coldest Month
Monthly Conditions

January

January is cold with highs of 9°C and lows of 2°C. Moderate rainfall (38 mm) and partly cloudy skies.

62 Good

Comfort

Feels Like Cold
C
Temperature
79%
Humidity
Very Humid

Weather

38 mm
Rainfall
4.4 m/s
Wind
Light Breeze
0.4
UV Index
Low
10.0h daylight

February

February is the coolest month with highs of 8°C and lows of 2°C. Moderate rainfall (54 mm) and mostly overcast skies.

48 Poor

Comfort

Feels Like Cold
C
Temperature
78%
Humidity
Very Humid

Weather

54 mm
Rainfall
3.8 m/s
Wind
Light Breeze
0.6
UV Index
Moderate
10.8h daylight

March

March is cold with highs of 11°C and lows of 4°C. Regular rainfall (88 mm) and partly cloudy skies.

56 Acceptable

Comfort

Feels Like Cold
C
Temperature
11°
76%
Humidity
Very Humid

Weather

88 mm
Rainfall
3.6 m/s
Wind
Light Breeze
0.9
UV Index
Moderate
11.8h daylight

April

April is cool with highs of 17°C and lows of 9°C. Significant rainfall (142 mm) and partly cloudy skies.

62 Good

Comfort

13°
Feels Like Cool
13°C
Temperature
17°
76%
Humidity
Very Humid

Weather

142 mm
Rainfall
3.7 m/s
Wind
Light Breeze
1.3
UV Index
High
12.9h daylight

May

May is cool with highs of 21°C and lows of 14°C. Significant rainfall (148 mm) and partly cloudy skies.

64 Good

Comfort

17°
Feels Like Cool
17°C
Temperature
14° 21°
77%
Humidity
Very Humid

Weather

148 mm
Rainfall
3.4 m/s
Wind
Light Breeze
1.5
UV Index
Very High
13.8h daylight

June

June is mild with highs of 24°C and lows of 18°C. Heavy rain (225 mm) and mostly overcast skies.

66 Good

Comfort

21°
Feels Like Mild
21°C
Temperature
18° 24°
81%
Humidity
Very Humid

Weather

225 mm
Rainfall
3.2 m/s
Wind
Light Breeze
1.6
UV Index
Very High
14.3h daylight

July

July is warm with muggy conditions (dew point 23°C). Significant rainfall (185 mm) and mostly overcast skies.

68 Good

Comfort

25°
Feels Like Warm
25°C
Temperature
22° 29°
84%
Humidity
Very Humid

Weather

185 mm
Rainfall
4.3 m/s
Wind
Light Breeze
1.8
UV Index
Very High
14.1h daylight

August

August is the warmest month with muggy conditions (dew point 23°C). Significant rainfall (111 mm) and partly cloudy skies.

80 Excellent

Comfort

27°
Feels Like Warm
27°C
Temperature
23° 30°
80%
Humidity
Very Humid

Weather

111 mm
Rainfall
5.2 m/s
Wind
Light Breeze
1.8
UV Index
Very High
13.3h daylight

September

September is mild with highs of 26°C and lows of 20°C. The wettest month with heavy rain (229 mm) and partly cloudy skies.

70 Very Good

Comfort

23°
Feels Like Mild
23°C
Temperature
21° 26°
80%
Humidity
Very Humid

Weather

229 mm
Rainfall
3.7 m/s
Wind
Light Breeze
1.3
UV Index
High
12.3h daylight

October

October is mild with highs of 21°C and lows of 15°C. Significant rainfall (116 mm) and partly cloudy skies.

66 Good

Comfort

18°
Feels Like Mild
18°C
Temperature
15° 21°
79%
Humidity
Very Humid

Weather

116 mm
Rainfall
3.2 m/s
Wind
Light Breeze
0.9
UV Index
Moderate
11.2h daylight

November

November is cool with highs of 16°C and lows of 10°C. Moderate rainfall (75 mm) and partly cloudy skies.

66 Good

Comfort

13°
Feels Like Cool
13°C
Temperature
10° 16°
79%
Humidity
Very Humid

Weather

75 mm
Rainfall
3.4 m/s
Wind
Light Breeze
0.5
UV Index
Moderate
10.2h daylight

December

December is cold with highs of 12°C and lows of 4°C. Moderate rainfall (32 mm) and partly cloudy skies.

62 Good

Comfort

Feels Like Cold
C
Temperature
12°
79%
Humidity
Very Humid

Weather

32 mm
Rainfall
3.7 m/s
Wind
Light Breeze
0.4
UV Index
Low
9.7h daylight

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