# ExtenD Co.

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/extend-co

- Headquarters: Japan
- Website: www.extend-dia.co.jp
- Latest round: Seed (Jun 1, 2025)
- Investors on record: 1

## About

Based in Japan, ExtenD Co. Ltd. specializes in advanced technological solutions, focusing on AI-driven wine selection and innovative diamond electronics for diverse applications.Founded in 2022 in Japan, ExtenD Co. Ltd. provides technological solutions in the AI and diamond sectors. The company has completed one funding round, raising capital to enhance its product offerings and operational capabilities. The firm is strategically positioned to expand its reach globally, leveraging its unique service offerings.????ExtenD specializes in advanced technological solutions, focusing on two core areas: the AI sommelier service and diamond electronics. The AI sommelier leverages artificial intelligence to assist users in selecting wines based on their preferences, enhancing the wine selection process through personalized recommendations. This product targets wine enthusiasts and retailers, providing tailored suggestions to improve customer experience and increase sales. ExtenD's diamond electronics division develops electronic components that utilize the unique properties of diamonds, aiming to revolutionize applications in telecommunications, healthcare, and consumer electronics. The company's products are marketed primarily in Japan but are designed for global markets, particularly in technology-centric regions.The revenue model for ????ExtenD is structured around direct-to-consumer sales and B2B partnerships. The AI sommelier service is offered through subscription plans that allow businesses, such as restaurants and wine shops, to integrate the technology into their operations, enhancing customer engagement and driving sales. The diamond electronics segment involves partnerships with technology firms, providing specialized components for their products. Pricing plans for the AI sommelier include tiered subscription options based on usage scale, while diamond electronics sales are negotiated on a contract basis depending on client specifications, positioning ????ExtenD to capture diverse market opportunities.In June 2025, ExtenD Co. Ltd. raised an undisclosed amount of Seed funding from investors MITSUBOSHI DIAMOND INDUSTRIAL and Sagin Capital & Consulting. The funds will support diamond material research and development, product development, prototyping, hiring, organizational growth, and business expansion through strategic partnerships. The firm aims to introduce new products in the AI sommelier and diamond electronics segments, targeting expansion into new markets by 2026.

## Funding rounds

- Seed, Jun 1, 2025 — Sagin Capital & Consulting

## Investors

- Sagin Capital & Consulting (https://capitalatlas.ai/funds/sagin-capital-consulting) — Seed