# Sweet Potato Mousse Lattes Starbucks Japan's Newest Mousse Latte is Full of Roasted Flavors By Laura McQuarrie | Published 2025-08-29 | Lifestyle Source: Trend Hunter, https://www.trendhunter.com/trends/sweet-potato-mousse-latte References: [soranews24](https://soranews24.com/2025/08/28/starbucks-japan-releases-a-new-hojicha-mousse-latte-for-autumn/)  Fueled by the success of the limited-edition Chocolate Mousse Latte launched in 2023, [Starbucks Japan](https://www.trendhunter.com/trends/japanese-black-tea-mousse-tea-latte) came up with a fresh new take on the fluffy latte with a seasonal spin—a roasted sweet potato mousse latte. This upcoming menu addition for fall combines aromatic roasted green tea and milk with roasted sweet potato-flavoured sauce, all of which is topped off with an airy sweet potato mousse and a light dusting of sweet potato powder. Fortunately for fans of the Chocolate Mousse Latte, it's returning to Starbucks Japan for a limited time on the same day as the Roasted Sweet Potato Mousse Tea Latte with the Aroma of Hojicha (September 3rd.) While the Chocolate Mousse Latte can be ordered hot or iced, the sweet potato version is exclusively available iced. ## Trend Insights (Trend Hunter) - Score: 4.3/10 - Popularity: 37% | Activity: 43% | Freshness: 49% - Audience gender: 50% men, 50% women - Primary generations: Millennial - Top markets: Asia ## Categories [Trend Hunter](https://www.trendhunter.com/trends) > [Lifestyle](https://www.trendhunter.com/lifestyle) > [Drinking](https://www.trendhunter.com/drinking) ## Key Themes ### Why This Trend Is Growing - **Seasonal Flavor Innovations:** Rotating seasonal flavors like roasted sweet potato introduce unique taste experiences that can captivate loyal customers and attract new ones. - **Cultural Flavor Fusion:** Blending regional ingredients such as Japanese roasted green tea with familiar Western products offers a distinct cross-cultural experience. - **Limited-edition Product Releases:** Offering limited-edition items generates excitement and urgency among consumers to try exclusive flavors before they disappear. ### Industries Being Reshaped - **Specialty Coffee Chains:** Expanding flavor offerings with bold, seasonal ingredients captivates interest and differentiates brands in the competitive coffee market. - **Flavor Technology:** Advancements in flavor extraction and infusion can enable producers to develop innovative beverages that tantalize taste buds. - **Food and Beverage Marketing:** Creating buzz around limited-edition releases can drive foot traffic and bolster brand visibility in a crowded market. ## Related on Trend Hunter - [Fluffy Mousse-Topped Lattes](https://www.trendhunter.com/trends/chocolate-mousse-latte.md) - [Autumnal Japanese Tea Lattes](https://www.trendhunter.com/trends/japanese-black-tea-mousse-tea-latte.md) - [Blended Sweet Potato Beverages](https://www.trendhunter.com/trends/osatsu-butter-frappuccino.md) - [Sweet Potato Cafe Drinks](https://www.trendhunter.com/trends/yakiimo-kobashi-caramel-frappuccino.md) - [Sweet Potato Frappuccinos](https://www.trendhunter.com/trends/starbucks-japan-1.md) - [Mousse-Topped Sakura Lattes](https://www.trendhunter.com/trends/peach-tranquility-mousse-latte.md) - [Regional Holiday Cafe Beverages](https://www.trendhunter.com/trends/hojicha-mochitto-milk.md) - [Christmasy Campfire Cafe Drinks](https://www.trendhunter.com/trends/starbucks-japan-smores-frappuccino.md) - [Romantic Indulgence Cafe Drinks](https://www.trendhunter.com/trends/starbucks-japan-valentines-day-drinks.md)