Ụlọ Ndina Ref Okinawa Arena bụ ụlọ ndina dị n'ime ala nke Agwaetiti Okinawa, dị anya site na mpaghara azụmahịa dị n'akụkụ oke osimiri. Ụlọ ndị ahụ e ji siment na igwe wuo nke nwere ogwe ụlọ asatọ nwere mbara ala ihe dị ka square mita 5,929, ma nwee ọnụ ụlọ ndina 150, ebe a na-eri nri, ebe abụọ e ji egbazi nzukọ, ụlọ ọkụ ọkụ (sauna), ọdọ mmiri na mmanya dị n'elu ụlọ. Ihu ụlọ dabere na hana-block, bụ traditional ihe ntughari ikuku nke Okinawa, jiri okpokoro akwụkwọ ndabere nke agba akwụkwọ ndụ (tropical green) na uzuzu brik (brick red) mee ya. Ụlọ abụọ mbụ bụ ohere emere maka ọtụtụ ọrụ nke jikọtara na steepụ etiti dị n'etiti, meghere n'ebe ubi ime ụlọ chere ihu na ogige ọha na eze.

Aha oru ngo : Ref Okinawa Arena, Aha ndị na-emepụta ya : Daisuke Takamiya, Aha onye ahịa : Sukoyaka Holdings.

Designskpụrụ dị mma mepụtara uru maka ọha mmadụ. Kwa ubochi anyi n’egosiputa ihe nlere puru iche nke n’egosiputa lence kachasi nma. Taa, anyị nwere obi ụtọ igosipụta atụmatụ mmeri nke na-eme ezigbo mgbanwe. Anyị ga-egosipụta ọtụtụ atụmatụ dị egwu ma na-akpali akpali kwa ụbọchị. Gbalia ileta anyi kwa ubochi iji kirie ihe omuma ohuru ohuru na oru ndi okacha amara n’uwa dum.