Tokyo's Ocean Raises Series A for AI-Powered Tax Refund System Ahead of 2026 Scheme Shift

Ocean (株式会社Ocean), a Tokyo-based startup founded in 2024, has raised a Series A round. The round included participation from Z Venture Capital, Delight Ventures, Dual Bridge Capital, Bluefin Partners, and ONE-JAPAN Tourism Fund (ONE-JAPAN観光ファンド).

What Ocean Does

Ocean develops Ocean Tax Refund, an AI-powered tax-refund system for inbound visitors to Japan. The product is built for the November 2026 shift of Japan's tax-free scheme to a refund-style model.

Ocean Tax Refund supports payouts in more than 30 currencies via bank transfer, credit card, QR payment, and PayPal. The system ships alongside store marketing tools for inbound retail.

Round Details

• Round type: Series A
• Currency: JPY
• Investors: Z Venture Capital, Delight Ventures, Dual Bridge Capital, Bluefin Partners, ONE-JAPAN Tourism Fund (ONE-JAPAN観光ファンド)

Positioning Around a Regulatory Transition

Ocean's timing is tied directly to a structural change in Japan's tax-free shopping regime. In November 2026, the country's tax-free scheme is set to move to a refund-style model. That shift changes how retailers and inbound visitors handle tax refunds at the point of sale and afterward.

Ocean Tax Refund is designed for that environment, combining AI-driven processing with multi-currency payout options. The breadth of payout methods — bank transfer, credit card, QR payment, and PayPal — reflects the diversity of inbound visitor preferences and the operational reality of retail counters across Japan.

The inclusion of store marketing tools alongside the refund system suggests Ocean is positioning itself not just as a payments utility but as a broader platform for inbound retail engagement.

Why the Inbound Retail Opportunity Matters

Japan's inbound tourism market has been a focal point for retail and payments innovation, and the upcoming refund-style transition creates a defined window for technology providers to establish themselves with merchants. Ocean, founded in 2024, is building specifically for that window.

The investor group combines Japanese venture capital with tourism-focused capital, including ONE-JAPAN Tourism Fund, which aligns with the company's inbound-visitor focus.

What to Watch Next

With the Series A closed, Ocean's next milestones will likely center on merchant adoption ahead of the November 2026 scheme change and on scaling the multi-currency payout infrastructure. Execution against the regulatory deadline will be the key test for the company as it works to become a standard layer for tax refunds in Japanese inbound retail.