DS Puzzler - Nanpure Fan & Oekaki Logic - Wi-Fi Taiou (Japan), or ニンテンドーDSパズラーナンプレファン＆お絵描きロジック Wi-Fi対応 (Japan) is a puzzle game for the Nintendo DS released in Japan in 2006. The game features two modes, Nanpure Fan and Oekaki Logic. In Nanpure Fan, players must fill a grid with numbers from 1 to 9, using each number only once. The goal is to fill the grid so that each row, column, and 3x3 box contains each number exactly once. In Oekaki Logic, players must draw a line between two points on the grid, making sure that the line does not cross any existing lines. Additionally, the line must pass through each point on the grid exactly once. In both modes, the game features four difficulties and three sizes of grid, ranging from 4x4 to 8x8. Players can also create their own puzzles and share them with friends over Wi-Fi. The game also features a ranking system, allowing players to compare their scores with others. With its two distinct game modes, DS Puzzler - Nanpure Fan & Oekaki Logic - Wi-Fi Taiou (Japan) is an enjoyable puzzler for the Nintendo DS.