At Koi Realty, we believe residential and commercial real estate is about more than buying and selling property—it’s about community, legacy, and opportunity. Whether you’re purchasing a luxury home, buying your first home, growing your investment portfolio, or selling a family estate or probate property, we’re here to guide you with expertise, integrity, and genuine care.

Who We Are

Founded by Will Tanaka, J.D. and Leonie Lam, Koi Realty is an independent boutique Hawaii real estate brokerage led by a husband-and-wife executive real estate team with an exceptionally rare blend of legal, escrow, and brokerage expertise.

Will, a former real estate attorney and escrow/title President, brings an in-depth understanding of contracts, negotiations, and complex real estate transactions, ensuring that every client is protected and informed.

Leonie, with decades of leadership in sales, brokerage management, and local REALTOR® association leadership, has helped countless families navigate the market and find the right real estate solutions tailored to their goals.

Our Expertise

Together, Will and Leonie offer a strategic, client-focused approach, simplifying even the most challenging residential and commercial real estate transactions, whether buying, selling, or managing trust and probate sales.

As trust and probate sale specialists, we help families, trustees, and attorneys seamlessly navigate estate sales, handling every step with professionalism, efficiency, and compassion. These transactions can be complex, but with our combined legal and real estate background, we ensure a smooth and successful process.

Why "Koi"?

The name Koi holds deep meaning, symbolizing strength, perseverance, and transformation—qualities we strive to bring to every real estate journey. In Japanese culture, koi swim upstream, overcoming obstacles with quiet resilience. In that same spirit, we are committed to guiding our clients through the challenges, opportunities, and milestones of real estate with clarity and confidence.

Our Commitment

• Expert Guidance: We combine legal knowledge, escrow/title experience, and top-level executive leadership to provide unmatched service.
• Integrity & Transparency: Every transaction is handled with confidentiality, professionalism, honesty, and a focus on your best interests.
• Client-First Approach: Whether you're a first-time homebuyer, investor, or managing a trust or probate sale, we personalize our strategy to fit your needs.

Real estate is about more than just properties or transactions—it’s about people, relationships, and legacy. If you're looking for highly regarded and trusted professionals who will advocate for you at every step, let’s connect.

Welcome to Koi Realty. Welcome home.