Mitsui Oil - Office Interior Design & Fit Out Projects

This design concept reflects the essence of nature and subsurface energy, inspired by the “tree rings” — a symbol of strong foundations, continuous growth, and evolution over time.

Natural elements are seamlessly integrated with warm tones and flowing curved lines derived from the organic patterns of tree rings. Together, they create a cohesive spatial identity that embodies MOECO’s vision as a sustainably growing energy company.

The interior spaces are designed with fluid connections, using soft curves and natural materials to express the idea of Natural Movement. Each area — from Reception, Boardroom, and Townhall to Collaboration Zones and Pantry — is thoughtfully linked to support flexibility and interaction.

The result is a dynamic and harmonious workplace that encourages openness, enhances collaboration, and fosters meaningful engagement across all levels of use.