The casting splitter for hirado separates the casting gating and riser from the casting without damaging the product, and replacing the traditional separation methods, such as hammer tapping and toothless saw cutting, which not only greatly improves the efficiency of post casting cleaning, reduces the cost of castings, and extremely easy to learn, even unskilled workers can easily learn to use, and perform continuous operations, but also greatly improves the working environment. It will not generate splashes due to the reaction of hammering, making safe operation a reality.