# Rakuten e-commerce promotional sales in Japan

> Live situation record from CLSTR: https://clstr.news/situations/rakuten-e-commerce-promotional-sales-in-japan
> Updated: 2026-09-19T03:16:54.000Z. Sources: 3. Developments: 2.

Various brands are conducting promotional sales on the Rakuten platform in Japan.

In early September, EPEIOS JAPAN offered discounts of up to 66% on kitchen appliances, oral care products, and seasonal items. Simultaneously, EcoFlow Technology Japan launched a disaster prevention campaign featuring up to 52% off portable power stations and solar panel sets.

Later in the month, KEIYO Engineering Co., Ltd. announced a ‘Silver Week Sale’ scheduled from September 19 to September 29. This event included an ‘Okaimono Marathon’ phase and offered increased reward points and coupons for products related to car entertainment, travel convenience, and photography equipment.

## Timeline

### 2026-09-19: KEIYO announces Silver Week Sale on Rakuten

KEIYO Engineering is hosting a Silver Week Sale on Rakuten from September 19 to 29, 2026, featuring 5x points and discounts on car accessories and travel electronics.

3 sources. https://clstr.news/cluster/keiyo-announces-silver-week-sale-on-rakuten

### 2026-09-04: Rakuten Super SALE features major discounts from EPEIOS and EcoFlow

EPEIOS JAPAN and EcoFlow are offering major discounts of up to 66% and 52% respectively during the Rakuten Super SALE, covering kitchenware, oral care, and portable power solutions.

2 sources. https://clstr.news/cluster/rakuten-super-sale-features-major-discounts-from-epeios-and-ecoflow

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Cite as: Rakuten e-commerce promotional sales in Japan. CLSTR, https://clstr.news/situations/rakuten-e-commerce-promotional-sales-in-japan