JapanIsland

Naoshima

7.6 km² of land in the Seto Inland Sea.

When to go

Honmura

N 0.5 km

BeachesPeaks

Satellite: Sentinel-2 cloudless 2016 by EOX (CC BY 4.0). Outline and points © OpenStreetMap contributors / Natural Earth. North up.

In numbers

7.6km²

Area

20km

Coastline

121m

Highest point

4,079

People

27°C

Warmest sea

August

430km

To the mainland

When to go to Naoshima

Best for the beach from July to October.

The sea is warmest in August (27 °C) and coolest in February (13 °C). Comfortable swimming (21 °C or more): from June to October.

14°8°1°

Jan8

13°10°2°

Feb9

13°13°4°

Mar11

15°18°8°

Apr11

18°23°14°

May11

21°26°18°

Jun14

25°29°23°

Jul16

27°31°24°

Aug13

26°27°20°

Sep14

24°22°14°

Oct10

20°16°9°

Nov8

16°10°3°

Dec9

Sea temperature (the water level) Air: night low to afternoon high Wet days Best months

Averages 1991–2020. Sea: NOAA OISST, the water within 35 km of the coast. Air, rain and sun: NASA POWER. Best months weigh warm afternoons (23–30 °C), sea of 24 °C or more and few wet days.

Island in the Naoshima Islands in Kagawa, Japan

Naoshima is an island in Japan. It covers 7.6 km², with 20 km of coastline. Its highest point rises to 121 m. About 4,079 people live on it. The nearest mainland is 430 km away.

Getting there

Takamatsu Airport (TAK)nearest airport with scheduled flights · 27 km in a straight lineCar hire at KCZ airport (Nankoku)Discover Cars · Affiliate link
FerriesNaoshima (Honmura), (Miyanoura) - Teshima (Ieura)
430 km from the mainlanddistance to the nearest continental coast
From July to Octoberbest months to go (from 30 years of averages)

Plan the trip

Ferries, stays and things to do

Car hire at KCZ airport (Nankoku)Discover CarsSee

Some links above are affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes what the data on this page says.

On the island

What you find on Naoshima.

1beaches
7named peaksMt. Jizō, Chikiri Peak, Mt. Kazato and 4 more
11hotels, guesthouses and apartments
23restaurants, cafés and bars

Counted in OpenStreetMap, the map anyone can edit, inside the island's outline. A low number may only mean nobody has mapped it yet.

The shape of the land.

On average the island stands 36 m above the sea. 100 % of it is below 200 m.

72 %0–50 m
28 %50–200 m

Share of the island's area in each altitude band, from the Copernicus DEM (30 m, read at 30–240 m on large islands).

Size, for real

Next to islands you may know.

Naoshima8 km²

Capri10 km²

Manhattan54 km²

5 km

All outlines drawn to the same scale (Natural Earth and OpenStreetMap).

Towns on the island

Honmura3,103 people

Month by month

The weather on the island.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Afternoon high (°C)	8	10	13	18	23	26	29	31	27	22	16	10
Night low (°C)	1	2	4	8	14	18	23	24	20	14	9	3
Sea (°C)	14	13	13	15	18	21	25	27	26	24	20	16
Rain (mm)	54	68	96	106	132	195	219	138	187	130	70	70
Wet days	8	9	11	11	11	14	16	13	14	10	8	9
Sun h/day	3.9	4.3	5.4	6.3	6.6	5.1	5.6	6.9	5.3	5.2	4.4	3.6
Wind (km/h)	16	15	15	14	12	10	10	11	12	13	13	16

Averages 1991–2020 for the ~55 km NASA POWER cell over the island; the sea from NOAA OISST.

Recent years

Warmer and cooler years at sea.

Each month's sea temperature compared with its 1991–2020 average, in degrees.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	−1.2	−1.8	−1.9	−1.4	−0.6	+0.4	+0.3	+0.6	+0.8	+0.2	+0.4	+0.3
2021	−1.9	−1.8	−1.4	−0.3	+0.1	+0.8	+0.4	+0.6	+0.4	+0.8	−0.2	−1.5
2022	−3.5	−4.2	−2.6	−0.2	±0.0	+0.4	+0.9	+1.3	+1.7	+0.8	+0.4	+0.3
2023	−2.1	−2.6	−1.3	−0.2	+0.3	−0.4	+0.4	+0.6	+1.6	+0.6	+0.7	−0.5
2024	−1.8	−2.0	−2.4	−0.1	+0.2	−0.1	+1.0	+1.8	+2.4	+2.0	+1.1	−0.6
2025	−2.3	−2.6	−2.6	−1.6	−0.5	+0.3	+1.6	+1.6	+2.2	+2.1	+1.6	+0.1

+1 warmer than usual −1 cooler than usual

Photos

Seen by visitors.

Naoshima (7046724589) — KimonBerlin · CC BY-SA 2.0

Beachside Torii, Naoshima — Japanexperterna.se · CC BY-SA 3.0

Benesse House beach, Naoshima island - Jul 23, 2009 — Joi Ito · CC BY 2.0

Torii Schrein, Naoshima, — Renate Hano · CC BY-SA 4.0

Nearby

More islands nearby.

Shikoku

Japan18,297 km²1,982 m91 km away

Shōdo Island

Japan153 km²817 m28 km away

Awaji Island

Japan591 km²608 m78 km away

Kansai International Airport

Japan10 km²5 m114 km away

Ōkunoshima

Japan0.72 km²100 m92 km away

Ōsakikamijima

Japan38 km²453 m103 km away Etajima

Japan91 km²318 m145 km away

Itsukushima

Japan30 km²535 m155 km away

About these numbers

Names, area, population	Wikidata (Q20267482) · CC0
Outline	© OpenStreetMap contributors · ODbL
Sea temperature	NOAA OISST v2.1 · 1991–2020
Climate	NASA POWER · 1991–2020
Relief, 3D model	Copernicus DEM GLO-30 · © DLR e.V., © Airbus Defence and Space GmbH, Copernicus/ESA
Beaches, ports, lighthouses, trails	© OpenStreetMap contributors · ODbL
Towns	GeoNames · CC BY 4.0
Images	EOX Sentinel-2 cloudless 2016 · CC BY 4.0; Wikimedia Commons

Every figure is an average, an estimate or a count from a public dataset. Licences and methods: data sources.

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