【April 2026】38 Must-Attend Trade Shows and Events: SEA JAPAN, SusHi Tech Tokyo, TEAMZ WEB3/AI SUMMIT and More

With the start of a new fiscal year, many professionals find themselves meeting new colleagues, joining new teams, and engaging with new business partners. This is also a season when opportunities to exchange business cards increase. At trade shows and events, conversations often begin with a simple introduction, and in some cases lead to unexpected business opportunities or new ideas.

This article provides a curated overview of trade shows and events that may serve as valuable opportunities for such encounters.

Kanto / Tokyo

Interpets Tokyo

April 2–5 | Tokyo Big Sight
One of Japan’s largest international trade fairs for the pet industry, bringing together the latest pet-related products and services from both domestic and international exhibitors.
https://interpets.jp.messefrankfurt.com/tokyo/ja.html

Marine Diving Fair

April 3–5 | Sunshine City Convention Center
An event for those interested in the ocean, travel, photography, and related lifestyle experiences.
https://marinediving.com/mdf

Maternity & Baby Festa 2026

April 4–5 | Pacifico Yokohama
A family-oriented event designed to help participants explore their own approaches to pregnancy, childbirth, and childcare.
https://maternity-babyfesta.jp/

★Featured Event: TEAMZ WEB3/AI SUMMIT

April 7–8 | Happo-en
One of Japan’s largest and Asia’s leading international technology summits, connecting Web3, AI, startups, investment, and policy.
https://micetimes.jp/whats-team

World Optical Fair

April 21–22 | Tokyo Metropolitan Industrial Trade Center Hamamatsucho Hall
A trade exhibition covering eyeglass frames, sunglasses, optical equipment, and related accessories.
https://meganeorosi.com/index.html

★Featured Event: SEA JAPAN

April 22–24 | Tokyo Big Sight
A biennial international exhibition for the maritime industry, covering shipbuilding, shipping, and marine equipment.
https://www.seajapan.ne.jp/

OPIE ’26 – Optics & Photonics International Exhibition

April 22–24 | Pacifico Yokohama
One of Japan’s largest specialized exhibitions showcasing cutting-edge technologies and products in optics and photonics.
https://www.opie.jp/

Marketing Week

April 22–24 | Tokyo Big Sight
One of Japan’s largest comprehensive marketing exhibitions, consisting of nine specialized shows.
https://www.marketing-week.jp/hub/ja-jp.html

JUMBO BIKKURI FAIR

April 17–18 | Tokyo Big Sight
A comprehensive trade fair featuring electrical equipment, housing facilities, and tools.
https://www.jumbo-fair.jp

tagboat Art Fair

April 24–26 | Tokyo Metropolitan Industrial Trade Center Hamamatsucho Hall
One of Japan’s largest art fairs organized by a single gallery.
https://www.tagboat.com/artevent/tagboatartfair2026

CYCLE MODE TOKYO 2026

April 25–26 | Tokyo Big Sight
Japan’s largest sports bicycle festival, featuring a wide range of cycling-related products, experiences, and test rides.
https://www.cyclemode.net/2026

YOKOHAMA GOGO DOG FES 2026 SPRING

April 25–26
Pacifico Yokohama Rinko Park
One of Japan’s largest outdoor dog events, offering activities and experiences for dog owners and pet lovers.
https://www.yokohama55fes.com

Niconico Chokaigi

April 25–26 | Makuhari Messe
One of Japan’s largest user-participation events, where both creators and attendees play central roles in the experience.
https://chokaigi.jp

★Featured Event: SusHi Tech Tokyo

April 27–28 | Tokyo Big Sight
One of Asia’s largest global innovation conferences, bringing together startups, investors, and policymakers to address urban and technological challenges.
https://sushitech-startup.metro.tokyo.lg.jp

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Tokai / Koshinetsu / Hokuriku

Manufacturing World

April 8–10 | Port Messe Nagoya
One of the world’s largest manufacturing industry exhibitions.
https://www.manufacturing-world.jp/hub/ja-jp.html

Yamanashi Jewellery Fair

April 8–10 | Ai Messe Yamanashi
A professional-focused jewelry exhibition held in Kofu, Yamanashi Prefecture, known as a major center of the jewelry industry.
https://yamanashijewelleryfair.com/

Manufacturing World Nagoya

April 8–10 | Port Messe Nagoya
Approximately 630 companies will exhibit technologies that contribute to shortening development and production cycles, promoting DX and IT adoption, reducing costs, and improving energy efficiency and automation in factories.
https://www.manufacturing-world.jp/nagoya/ja-jp.html

Nagoya Motorcycle Show

April 10–12 | Aichi Sky Expo
A motorcycle exhibition held in Tokoname City, Aichi Prefecture.
https://motorcycle-show.jp

Nagoya Auto Festival

April 14–15 | Port Messe Nagoya
One of the largest customized car events in the Chubu region.
http://n-autofestival.jp/

Chubu Pack 2026

April 22–25 | Port Messe Nagoya
A comprehensive exhibition covering packaging, food processing, bakery and confectionery, logistics machinery, hygiene and environmental equipment, inspection systems, packaging materials, and food ingredients.
https://chubupack.or.jp

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Kansai / Osaka

Kyoto Kameoka Balloon Festival

April 4–6 | Hozugawa Riverside Park
A balloon festival held at Hozugawa Riverside Park, located near JR Kameoka Station, where visitors can experience hot air balloons in an open riverside setting.
https://micetimes.jp/kameoka-balloon-fest-2026/

ASIA FASHION FAIR

April 7–9 | MyDome Osaka
A fashion trade show where visitors can explore the latest trends in OEM and ODM within the apparel industry, providing opportunities to initiate business discussions.
https://www.asiafashionfair.jp/index_osaka/

Kansai Logistics Expo

April 8–10 | INTEX Osaka
One of Western Japan’s largest comprehensive logistics exhibitions.
https://www.kansai-logix.com
2025 Report:https://micetimes.jp/report-kansai-logix-2025/

Barrier-Free 2026 / Chronic Care Medical Expo 2026 / Nursing Future Expo 2026

April 15–17 | INTEX Osaka
A comprehensive exhibition covering nursing care, welfare, medical care, and healthcare services.
https://www.tvoe.co.jp/bmk

INTERMOLD 2026 / Die & Mold Asia / Metal Press Technology Exhibition 2026

April 15–17 | INTEX Osaka
A specialized exhibition showcasing the latest die and mold processing technologies and metal forming solutions.
http://intermold.jp/2026/

Security and Disaster Prevention Expo 2026 / Heatstroke Countermeasure Exhibition

April 15–17 | INTEX Osaka
An exhibition bringing together the latest products and information in the fields of security and disaster prevention.
https://www.bohanbosai.jp

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Chugoku / Shikoku

Kochi Anikuri Festival

April 11–12 | Kochi Prefectural Gymnasium and central downtown venues in Kochi City
One of the largest anime festivals in the Shikoku region, held across multiple venues including the city center shopping streets.
https://www.combank.co.jp/KochiAnikuri

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Kyushu / Okinawa

JWS FUKUOKA

April 5 | Fukuoka International Congress Center
An event dedicated to showcasing the appeal of Japanese whisky and distilleries.
ttps://jws.fukuoka.jp/

Kyushu Doterai Market 2026

April 17–18 | Marine Messe Fukuoka
A trade and sales exhibition featuring machine tools, industrial equipment, tools, and selected products.
ttps://www.kyushu.doterai.com/index.html

Leisure & Sports Japan 2026

April 24–25 | Okinawa Convention Center
A collaborative exhibition combining “SPORTEC,” one of Japan’s largest sports and health industry trade shows, with “Leisure & Outdoor Japan,” which focuses on attractions, activities, and outdoor industries.
https://leisure-japan.jp/okinawa/