[Summer Sweet Potato Expo] All 24 Participating Stores to Debut New Products! First-Ever Contest to Decide This Summer's No. 1 New Menu!

The Sweet Potato Expo Executive Committee (Representative: Kenji Ishihara, 7-7-26 Nishi-Shinjuku, Shinjuku-ku, Tokyo) is pleased to announce that "Summer Sweet Potato Expo 2026," to be held for four days from August 6 (Thu) to August 9 (Sun), 2026, at Makuhari Messe Hall 3, will feature a "New Menu Contest" with the participation of all stores. We will announce the event on social media and other platforms prior to the event, and fans will participate in deciding the final nominated menus. Please look forward to a lineup of captivating menus you've never tasted before.

◆ "New Menu Contest" Selection Process The selection process to determine "This Summer's No. 1" from a total of 24 brand-new menus from all stores is as follows. A prize campaign will also be held for general voting, in which anyone can participate.

[Round 1: General Voting] July 13 (Mon) - July 22 (Wed) Details: General voting will be conducted via social media announcements from among 24 entry menus to select the top 10. Prize: A lottery will be held for those who vote, with "Sweet Potato Expo Official Goods" as prizes!

[Round 2: Selection by Executive Committee & Special Judges] August 5 (Wed) *Day before the event Details: A rigorous selection process by the Executive Committee and special judges will be conducted from the 10 menus that passed Round 1, narrowing them down to the final 5 nominated menus.

[Final Round: Live Public Tasting and Judging] August 7 (Fri) Details: Held on a special stage within the "Summer Sweet Potato Expo 2026" venue. Special judges will taste and score the 5 final nominated menus on the spot, and the one with the highest score will be decided as "This Summer's No. 1 New Menu."

Introducing the "New Menus" entered by each store (24 stores, in Japanese syllabary order)

Store Name: &potato® Mitsu Koi, Basque Soft Serve.

A forbidden sweet potato Basque soft serve where sweet potato falls in love with cheese, leaving a fragrant aftertaste followed by a sweet drizzle. You'll be captivated until the very end. A summer's solace.

Store Name: BUTTER CREPE LAB. Sweet Potato An Butter Crepe

A freshly baked butter crepe with a crispy, juicy texture, finished with homemade sweet potato paste and butter, baked while infusing butter.

Store Name: N4.5 Chilled Tofu with Sweet Potato and Flower Beans (from Nagano Prefecture)

A satisfyingly cool dessert unique to this season, combining gentle sweet tofu with baked sweet potato, sweet potato dumplings, and "flower beans," a specialty of Nagano Prefecture.

Store Name: OIMOcafe 4 Types of Sweet Potato Pinchos

"Sweet Potato Quiche" using fluffy and sweet Musashikogane; "Purple Sweet Potato and Plum Cream Cheese Crackers," a masterpiece full of Japanese elements; "Sweet Potato Samosas," crispy fried sweet potato salad with nori and a hint of wasabi; and "Sweet Potato Butter Sandwiches" with roasted tea cream mixed with chopped dried sweet potato. Each is an exquisite delicacy!

Store Name: sweet&healthy SAZANKA Pote Choco

Not just any pote choco. An authentic sweet potato dessert combining aged sweet potato with rich chocolate and fragrant almonds.

Store Name: THE IMOMITSU Mitsu-imo Doby Stock

"What, this is sweet potato?" A forbidden collaboration of Doby-style chocolate x sweet potato. A new experience with a smooth exterior and a melting interior.

Store Name: IMOBAKKA, The Specialty Sweet Potato Store Slightly Spicy Nachos with Sweet Potato and Fresh Vegetables

Let's Share!! When you're tired of sweetness, share nachos with everyone! Dip sweet potato chips into our slightly spicy salsa sauce!

Store Name: Imo Pippi. Food Truck Kumamoto Mitsu-imo Brulee Shaved Ice

Made with extremely sweet, aged baked sweet potato and plenty of rich syrup. A luxurious shaved ice where fragrant brulee and cool ice melt in your mouth.

Store Name: Unagimo Store Unagimo Kuzumochi Manju

An elegant and subtly sweet summer confection, with smooth unagimo bean paste wrapped in a plump, refreshing, semi-transparent kuzumochi.

Store Name: Oimo Dokoro Enmusubi Rich Cookie Sandwich

Luxuriously combining slowly baked sweet potato sweetness with cold soft serve. A reward dessert with an enjoyable crunchy and creamy texture!

Store Name: Oimo Biyori Crunchy & Moist Mitsu-imo Chunk Cookies

Crispy on the outside! Moist on the inside! A superb new texture cookie. This is its debut product at the Sweet Potato Expo.

Store Name: Oimoya Nouka no Daidokoro ★Hamura City, Tokyo★ \Crispy Type/ Imo Fille

A reward dessert with overlapping textures of crispy, crunchy, and melting: waffle, bruleed sweet potato pudding, and smooth baked sweet potato sweet potato paste.

Store Name: Owari Imo-ya Imokichi An Butter Mitsu-imo Ice Daifuku Monaka

Topped with ice daifuku, combining the aroma and maximized flavor of baked sweet potato grilled by the National Baked Sweet Potato Grand Prix champion, with Nagoya's specialty an butter!

Store Name: Kurashiki Imo-ya Mitsu no Tsuki Anno Kogane Nama Shibo Imoburante Parfait

A luxurious, freshly squeezed mont blanc made with golden Anno Kogane!

Store Name: Kobe Imo-ya Shimonmoto Imo-ya's Sweet Potato

The sweetness and texture are adjusted by blending baked sweet potato, and the only ingredients used are sweet potato, with vanilla beans and butter for fragrance. This is the sweet potato sweet potato made only by Imo-ya.

Store Name: Koedo Kawagoe Imo Fuku Do Baked Sweet Potato Bread

A special baked sweet potato bread that fills your mouth with the chewy texture unique to rice flour and the rich, gentle sweetness of baked sweet potato.

Store Name: Goto Shoten Sato no Imo-ya Anno Potato Spice Burger

Sandwiched between a hamburger patty of Goto beef and Goto pork, and Anno potato hash browns, topped with a spicy sauce.

Store Name: Chiba Imo-ya Shibayama Nouen CAFE NETAIMO Crunchy Mitarashi Dango

A addictive dango combining plenty of crunchy sweet potato kenpi with mitarashi, offering a "crunchy" and "chewy" texture.

Store Name: Chōmitsu Yakimono Pukupuku Crepe Ice "Monigiri" Cake 2-Color Set

White: Lemon cake x fermented butter whipped cream meets melting sweet potato paste. Black: Bitter tiramisu with chunky baked sweet potato x crunchy reward sexy black.

Store Name: Tsuboyaki Imo Senmon-ten Potto Sweet Hojicha Scented Rich Baked Sweet Potato Ice

A masterpiece that captures the rich sweetness of slowly baked tsuboyaki imo in Japanese-style shaved ice. A luxurious cup that allows you to enjoy the fragrance of hojicha and its lingering aftertaste.

Store Name: Hibiyaki Imo HIBIYAKIIMO TOKYO Baby Daigaku Imo Drowning in Butter

Intense sweetness from 100% baked sweet potato. The sauce is our special recipe! These bite-sized, sinfully delicious treats are cute and round. Also great as souvenirs!

Store Name: Yakimono Sweets Hokkori Imo Pacquet Imo Tiramisu

A melting, rich baked sweet potato tiramisu. A baked sweet potato dessert where you can enjoy the sweetness of the potato, the richness of the cream, and a new sensation with 9 layers of texture.

Store Name: Rapoppo Namegata Farmers Village ~Melting 2-Layer Taste~ Sweet Potato and Cheese Brulee Tart

A 2-layer sweet potato dessert with a delightful combination of meltingly smooth texture and a crisp finish. Please enjoy it freshly made, bruleed right before your eyes.

Store Name: Roman Yakimono Imo no Su Tiramisu Baked Sweet Potato

A new sensation baked sweet potato dessert that combines tiramisu and baked sweet potato, offering an enjoyable texture. Please experience a new sense of wonder by trying it!

All menus are introduced on the official website. Please take a look. ▼ Summer Sweet Potato Expo 2026 Official Website https://imohaku.com/2026summer/ Advance tickets are now on sale!

List of Participating Stores &potato®/BUTTER CREPE LAB./N4.5/OIMOcafe/sweet&healthy SAZANKA/THE IMOMITSU/芋ばっかりの専門店IMOBAKKA/芋ぴっぴ。キッチンカー熊本/うなぎいもストア/お芋処 えんむすび/おいも日和/おいもや 農家の台所 ★東京都羽村市★/尾張芋屋 芋吉/倉敷芋屋 蜜の月/神戸芋屋 志のもと/小江戸川越 芋福堂/五島商店 佐藤の芋屋/千葉芋屋 芝山農園|CAFE NETAIMO/超蜜やきいもpukupuku/つぼやき芋専門店 ぽっとすいーと/日比焼き芋 HIBIYAKIIMO Tokyo/焼き芋スイーツ ほっこり芋/らぽっぽ なめがたファーマーズヴィレッジ/浪漫焼き芋 芋の巣 (24 stores, in Japanese syllabary order)

*Contents are subject to change without notice. For the latest information, please check the official website and social media.

[Event Overview]

Name: "Summer Sweet Potato Expo 2026" / "Night Sweet Potato Expo 2026" Date & Time: August 6 (Thu) - August 9 (Sun), 2026, 10:00 - 20:00 *Until 17:00 on the 9th "Summer Sweet Potato Expo" August 6 (Thu) - August 9 (Sun), 10:00 - 17:00 "Night Sweet Potato Expo" August 6 (Thu) - August 8 (Sat), 17:30 - 20:00 Venue: Makuhari Messe Exhibition Hall 3 Venue Access: Approximately 5-minute walk from the nearest station, JR Keiyo Line "Kaihin-Makuhari Station"

Organizer/Operator: Sweet Potato Expo Executive Committee ■ Special Cooperation: Chiba Prefecture ■ Support: Ibaraki Prefecture / Tokushima Prefecture / Kagoshima Prefecture / Namegata City / Chiba City / Katori City / Kanoya City / National Agriculture and Food Research Organization ■ Support Pending: Kumamoto Prefecture ■ Cooperation: Chibagin Shoji Co., Ltd.

Official HP : https://imohaku.com/2026summer/ Official Instagram : https://www.instagram.com/satsumaimohaku/ Official X : https://twitter.com/satsumaimohaku Official LINE:https://lin.ee/PEu0aka

< General Inquiries > Sweet Potato Expo Executive Committee (Within Yorito Co., Ltd.) Address: Wakōre Shinjuku Daiichi Bldg., 7-7-26 Nishi-Shinjuku, Shinjuku-ku, Tokyo TEL: 03-6161-9424 EMAIL: info@imohaku.com https://imohaku.com/