マーケティングWeek（MaS-マズ-）｜10月7日から東京ビッグサイトで秋展開催

Marketing Week Japan (MaS / マーケティングWeek) is Japan's largest comprehensive marketing exhibition, held four times a year. The Autumn 2026 edition (28th) takes place October 7-9, 2026 at Tokyo Big Sight, with the Osaka edition following November 18-20, 2026 at INTEX Osaka. The show comprises specialized exhibitions including Promo Expo, SNS & Influencer Expo, Sales Support Expo, CX Improvement Expo, Advertising Media Expo, Digital Marketing Expo, Marketing Strategy Expo and EC Sales Up Expo, attracting marketers, advertisers and retailers. Organized by RX Japan.