Nd Cube Co., Ltd. (エヌディーキューブ株式会社 Enudī Kyūbu Kabushiki Gaisha) is a Nintendo subsidiary and Japanese video game developer based in Japan with offices in Tokyo and Sapporo. Nd Cube is a fully owned Nintendo subsidiary. The company was originally founded on March 1, 2000, through a joint venture between Nintendo and advertising firm Dentsu, hence the Nd in the name. The subsidiary shares were purchased by 78% in part by Nintendo, 13.3% by Dentsu, 8.7% by yet undecided shareholders.