【May & June 2026】A Journey of Fresh Greenery and Relaxation

2026.05.092026.05.10

May and June are some of the most beautiful seasons in the Izu Peninsula, with fresh greenery and the gentle atmosphere of early summer.
After Golden Week, the area becomes a little quieter, making it the perfect time to relax and enjoy hot springs, café hopping, and nature walks at a slower pace.

This season is ideal not only for a one-night stay, but also for a longer, more relaxing trip through the peninsula.
In this article, we’ll introduce events happening across the Izu Peninsula — including Shuzenji — along with seasonal experiences you can enjoy during this time of year.

Shuzenji Area | The Best Season for Fresh Greenery Walks

Best SeasonEarly May to late May
Recommended spots include walks through the Bamboo Forest Path and along the Katsura River
The mornings and evenings are especially quiet and relaxing

Highlights
This is the perfect season to enjoy a slower stay rather than busy sightseeing.
Highly recommended for those who want to relax with café hopping, reading, and soaking in hot springs.

May Events Around the Izu Peninsula

Hina no Tsurushi Kazari Exhibition | Higashiizu
Event Date & Time　　April 4th（Sat）～May 31st（Sun） 9:00～16:00
Location　Bunka Park Hina no Yakata (文化公園雛の館)

An exhibition featuring the traditional “Tsurushi Kazari” hanging decorations of Izu Inatori. Colorful handmade ornaments fill the venue, making it a popular photo spot as well.
More info　Inatori Onsen Tourism Association

The 87th Black Ship Festival | Shimoda
Event Date & Time　May 15th（Fri）～17th（Sun）

One of Shimoda’s largest annual events, where visitors can experience the atmosphere of Japan’s late Edo period history. The festival features parades, commemorative ceremonies, and the unique charm of this historic port town.
More info　Black Ship Festival Official Website

Festa Makinoko | Izu
Event Date & Time　May 17th（Sun）10:00～17:00
Location　Makinoko Station Front Plaza (まきのこう駅前広場)

A local community event featuring regional food, handmade goods, and live music. Perfect for visitors who want to experience the local atmosphere and connect with the community.
More info　Festa Makinoko Instagram

Baird Beer 12th Anniversary Festival | Baird Beer

Event Date & Time　May 23rd（Sat）11:00～20:00　／　May 24th（Sun）11:00～19:00

This year’s theme is: “Craftsmanship – Back to the Origins and Toward the Future”
A popular anniversary event for craft beer lovers, featuring limited-edition beers, food stalls, and live music performances.
More info　Baird Beer Official Website

Eurus Energy Kawazu Cup 2026 – Amagi Attack 35 | Kawazu
Event Date & Time　May 23rd（Sat）～24th（Sun）

A popular trail running race through the beautiful natural landscapes of the Izu Peninsula. Participants can fully experience the forests and mountain scenery of the Amagi area.
More info　Amagi Attack 35 Official Website

The 37th Banjo Falls Festival | Banjo Falls

Event Date & Time　May 24th （Sun）10:00～15:00

A nature-themed event held around Banjo Falls, surrounded by fresh greenery. Visitors can enjoy local food stalls and various community activities in a relaxing natural setting.
More info　Showa no Mori Kaikan

Atami Spring Sea Fireworks Festival | Atami

Event Date & Time　May 24th（Sun）20:20～20:40

A popular fireworks festival held over Atami Bay. The powerful fireworks and the sound echoing across the ocean create a truly unforgettable atmosphere.
More info　Atami City Tourism Association

Around the Izu Peninsula | Spring Flowers & Nature Events

・In the Kawazu and Minamiizu areas, roses and early summer flowers are at their best during this season.
・Fresh greenery hiking in the Amagi and West Izu areas is also especially popular in May and June.
・This is also the season when more local markets and weekend community events begin to appear across the peninsula.

Early Summer Traditions | June Events in Izu (Fireflies & Hydrangeas)

Shuzenji Firefly Evening Festival | Izu

Event Date & Time　late May 〜 early June

A popular early summer event in Shuzenji where visitors can see fireflies around Akagaeru Park. Perfect for a peaceful evening walk surrounded by nature.

The 24th Firefly Viewing Evening | Higashiizu

Event Date & Time　May 29th（Fri）～June 7th（Sun）　19:30～21:00（Last Admission 20:25）
Location　Okawa Takegasawa Park (大川竹ヶ沢公園)

A beloved early summer event where visitors can enjoy the magical sight of fireflies glowing in the dark. A perfect opportunity to spend a quiet and relaxing evening in nature.

Amagi Firefly Viewing | Izu

Best Season　late May ～ mid-June
Location　Deai Bridge (出会い橋) in the Amagi Yugashima Onsen area

A popular firefly viewing spot where visitors can watch fireflies dancing along the riverside. Highly recommended for an evening stroll after enjoying the hot springs.
More info　Amagi Yugashima Tourism Association

御朱印さんぽ香運御朱印｜東伊豆町

Event Date & Time　April 1st（Wed）～June 30th（Tue）
Location　済広寺・清光院・栄昌院・東泉院

東伊豆の寺院を巡りながら限定御朱印を楽しめるイベント。ゆっくり町歩きをしたい方にも人気です。

あじさいイベント｜下田市