Overview

June in Japan marks the beginning of the rainy season (tsuyu), bringing lush greenery, vibrant hydrangeas, and fewer crowds at major attractions. Despite the occasional rain, there are many unique festivals and natural beauty to enjoy, from traditional rituals to firefly viewing. This is a great time to explore Japan with a more relaxed atmosphere before the peak summer heat arrives.

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Top 5 Events

1. Hydrangea Festivals (Ajisai Matsuri)

Where: Meigetsu-in (Kamakura), Hakone Gora Park, Mimuroto-ji Temple (Kyoto)

When: Throughout June

Temple gardens and parks are transformed by vivid blooms of hydrangea

Some locations offer lovely evening illuminations

Perfect for tranquil strolls, photography, and seasonal sweets

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2. Yosakoi Soran Festival

Where: Sapporo, Hokkaido

When: Early June

Energetic dance teams perform vibrant routines inspired by traditional yosakoi

Dynamic costumes and music create an electric festival atmosphere

A unique celebration blending tradition and modern culture

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3. Sanno Matsuri (even-numbered years)

Where: Hie Shrine, Tokyo

When: Mid-June

One of Tokyo’s three great festivals, held in alternate years

Elegant procession with Heian-era costumes and mikoshi (portable shrines)

A calm and refined festival experience in central Tokyo

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4. Chagu Chagu Umakko Festival

Where: Morioka, Iwate Prefecture

When: Second Saturday of June

Colourful parade of horses adorned in elaborate traditional dress

Celebrates the relationship between horses and Japan’s rural culture

The name “chagu chagu” comes from the jingling bells on the horses

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5. Kifune Shrine Water Lantern Festival

Where: Kibune, Kyoto

When: Late June

Hundreds of lanterns float along the river in this evening ritual

Located in Kyoto’s forested mountains, with traditional riverside dining

A peaceful and spiritual countryside experience

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Additional Events

Itoman Harii (Dragon Boat Races)

Where: Itoman, Okinawa

When: Mid-June

Traditional dragon boat races celebrate Okinawan maritime culture

Includes beachside festivities, food, and music

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Tsukiji Namiyoke Shrine Festival

Where: Tsukiji, Tokyo

When: Mid-June

Procession of lion-headed floats honours the protector shrine of the Tsukiji area

A glimpse into old Tokyo traditions and local spirit

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Otaue Rice Planting Festival

Where: Sumiyoshi Taisha Shrine, Osaka

When: Mid-June

Traditional rice planting ritual with historical costumes, music, and dance

Symbolic of agricultural blessings and harvest preparation

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Hotaru (Firefly) Viewing

Where: Tsukiyama Garden & Fussa (Tokyo), Genji Firefly Village (Kyushu)

When: Mid to late June

Fireflies glow over rivers and forests at night

Best viewed in quiet rural settings or during special evening garden events

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Kamaishi Yoisa Festival

Where: Kamaishi, Iwate Prefecture

When: Late June

Energetic street dancing and drumming showcase local spirit

Celebrates resilience and community in post-tsunami Kamaishi

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Additional Tips

Bring an umbrella or raincoat – June is rainy season, but rain is usually light and intermittent

Enjoy lower crowds – popular attractions are quieter than in peak summer

Try seasonal foods – including ayu (sweetfish), hydrangea-themed sweets, and fresh early summer produce

Plan indoor options – museums, tea houses, and onsen are great on rainy days

Appreciate the greenery – rain enhances gardens, forests, and rice terraces beautifully

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