GREEN×EXPO 2027
2027年国際園芸博覧会
Mar 19 – Sep 26, 2027GREEN×EXPO 2027 is the A1-class International Horticultural Expo 2027 in Yokohama — Yokohama / Kamiseya / Kanagawa.
Reservation Required
SEASONAL JAPAN
Major festivals, seasonal traditions, conventions, fireworks and cultural events across Japan, with sourced dates and practical planning context. Always recheck the official organizer before travel.
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2027年国際園芸博覧会
Mar 19 – Sep 26, 2027GREEN×EXPO 2027 is the A1-class International Horticultural Expo 2027 in Yokohama — Yokohama / Kamiseya / Kanagawa.
Reservation Required東京高円寺阿波おどり
Aug 28–29, 2027Awa Odori dance groups fill the streets around Koenji during the late-August festival.
Reservation Required湘南ひらつか七夕まつり
Jul 2–4, 2027Walk Hiratsuka’s shopping streets under large Tanabata decorations.
Reservation Required東京マラソン2027
Mar 7, 2027Tokyo Marathon’s 20th edition sends a 40,000-runner field from Shinjuku through central Tokyo to a finish by Tokyo Station.
Reservation Required
隅田川花火大会
Jul 31, 2027Sumida River Fireworks Festival brings a major summer display to the river between Tokyo’s Taito and Sumida wards. Two launch areas shape the spectacle, while dense streets and closely managed viewing routes make the surrounding city an inseparable part of the experience.
江戸川区花火大会
Expected Date: Aug 7, 2027Edogawa River Fireworks is held on the first Saturday of August. Edogawa City describes a large riverfront show with roughly 14,000 fireworks.
Reservation Required新宿エイサーまつり
Expected Date: Jul 31, 2027Hear Okinawan eisa drums in the streets around Shinjuku Station.
Reservation Requiredくらやみ祭 2027
Expected Date: Apr 30 – May 6, 2027See Ōkunitama Shrine’s mikoshi and taiko during Kurayami Matsuri.
八王子まつり
Aug 6–8, 2027See Hachioji's neighborhood floats and mikoshi along Kōshū Kaidō.
Reservation Required川越まつり
Oct 16–17, 2027Kawagoe Festival is a UNESCO-listed float festival in Kawagoe’s historic center — Central Kawagoe / Saitama.
第119回笠間の菊まつり
Oct 24 – Nov 23, 2026The 119th Kasama Chrysanthemum Festival runs October 24-November 23, 2026, centered on Kasama Inari Shrine.
東京湾大華火祭
Oct 24, 2026Tokyo Bay’s revived 2026 fireworks use 23 separate ticketed viewing venues, so the venue on your ticket determines your station, entrance and exit plan.
Reservation Required熊谷うちわ祭
Jul 20–22, 2027Kumagaya Uchiwa Festival 2027 is a three-day Yasaka Shrine festival in central Kumagaya where twelve decorated dashi and yatai move.
光の花の庭 2026-2027
Oct 17, 2026 – Feb 14, 2027Walk the park after dark during its planned October-to-February light season.
第95回 土浦全国花火競技大会
Nov 7, 2026Tsuchiura All Japan Fireworks Competition 2026 is One of Japan’s major competitive fireworks events.
Reservation Requiredほおずき市
Expected Date: Jul 9–10, 2027Browse hozuki plants and wind bells at Sensō-ji’s July fair.
Reservation RequiredIshioka no Omatsuri 2027 is Ishioka’s three-day grand festival of Hitachi-no-kuni Sosha-gu, filling the city center with a mikoshi procession.
さがみ湖イルミリオン 2026-2027
Nov 14, 2026 – May 9, 2027Walk Sagamiko MORI MORI’s hillside lights from November into May.
成田祇園祭
Expected Date: Jul 9–11, 2027See Narita’s decorated Gion floats on the steep temple approach.
Reservation Required第47回 八王子いちょう祭り
Nov 21–22, 2026Follow the ginkgo-lined Koshu Highway during Hachioji’s November festival.
高崎だるま市 2027
Expected Date: Jan 1–2, 2027The west side of Takasaki Station hosts the expected January 1–2, 2027 Daruma Market, following the tourism association’s established New Year schedule.
世田谷のボロ市 2026年12月
Dec 15–16, 2026Setagaya Boro-ichi returns to Boroichi-dori on December 15–16, 2026.
佐原の大祭 夏祭り
Expected Date: Jul 16–18, 2027See Sawara’s ten summer dashi among its merchant streets.
Reservation Required浅草酉の市 2026(一の酉)
Nov 7, 2026Asakusa Tori no Ichi 2026 — First Rooster Day is the first 2026 Asakusa Tori no Ichi — Taito / Asakusa-Senzoku / Tokyo.
浅草寺 羽子板市 2026
Dec 17–19, 2026Decorative battledore stalls return to part of the Senso-ji precinct December 17–19, 2026, alongside the temple’s final Kannon observance of the year.
東京オートサロン2027
Jan 15–17, 2027Makuhari Messe hosts three days of Japan’s major custom-car and tuning show, with modified vehicles, manufacturer exhibits, parts, motorsport and live programming.
Reservation Required
コミックマーケット109
Dec 29–31, 2026Comic Market 109 brings self-publishing circles and their readers to Tokyo Big Sight for a winter gathering built around discovery. Books, artwork and other creator-made items are central to the experience, with the circle and genre allocation making each day a different opportunity to browse.
Reservation Required武蔵一宮氷川神社 大湯祭(十日市)2026
Expected Date: Dec 10, 2026Browse Tokaichi’s market on Hikawa Shrine’s December 10 festival day.
Reservation Required
秩父夜祭
Dec 2–3, 2026Chichibu Night Festival fills the shrine town with ornate floats, festival music and winter-night spectacle. The yatai and kasaboko are the centrepieces, linking the neighbourhoods around Chichibu Shrine with a celebration whose scale grew alongside the town’s historic silk trade.
小田原北條五代祭り 2027
Expected Date: May 3, 2027See armored Hōjō warriors parade around Odawara Castle on May 3.
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