Yoichi

Yoichi may refer to:


 * Yōichi, Japanese given name
 * Yoichi District, Hokkaidō (余市郡), district in Shiribeshi, Hokkaidō Prefecture, Japan
 * Yoichi, Hokkaidō (余市町), town in Yoichi District
 * Yoichi distillery (余市蒸溜所), a Japanese whisky distillery in the town
 * Yoichi Station (余市駅), train station in Yoichi District
 * also Yoichi is a masculine Japanese given name.
 * Yoichi Hatta (八田 與一), Japanese engineer
 * Yoichi Hayashi (林 与一), Japanese actor
 * Yoichi Kaya, Japanese energy economist
 * Nasu no Yoichi (那須 与一), famous Japanese samurai archer
 * Yoichi Numata (沼田 曜一), Japanese actor