Okinawa Arena, operated by Okinawa Arena Co. Ltd. Was illuminated in blue light on September 21, 2024, to mark International Sign Language Day. The event coincided with the global observance of the day, which aims to raise awareness of sign language and its importance in communication. The lighting display was part of a broader initiative to promote inclusivity and accessibility in the region.

The company highlighted its commitment to supporting diverse communication methods, particularly in a multicultural environment. The blue light symbolized the visibility and recognition of sign language as an essential part of global communication. No specific events or programs were announced beyond the lighting display, which was intended to be a visual statement of support.

The move reflects growing awareness of the role of sign language in fostering connection and understanding. Okinawa Arena has previously hosted events focused on cultural exchange and accessibility. The lighting was a simple yet impactful gesture, aligning with international efforts to celebrate and protect sign language as a vital linguistic resource.