Experience the revamped "Sanada's Challenge: 3D Numata Castle" from 上州真田3D Numata Castle. Collect points through games and quizzes to bring Numata Castle to life in the palm of your hand!

Unleash your creativity by building your own Numata Castle, crafting tiles, wood, and more, along with designing your unique castle town and samurai residences.

Immerse yourself in the 3D beauty of Numata Castle as your castle and town gradually take shape, offering a delightful view from various angles. Engage in the game "Sanada's Challenge" for a chance to earn points, featuring a collaboration with Gunma's Challenge and a variety of items like tiles, lumber, and stones.

Explore the history of Sanada through quiz challenges supervised by the Numata City Board of Education. Answer correctly to earn points and deepen your knowledge of Sanada's legacy.