China Naming Network - Almanac query - What's the significance of Shiba Inu being called Ma Shu?

What's the significance of Shiba Inu being called Ma Shu?

Express the host's love for potatoes. Shiba Inu, also known as Shiba Inu and Jungle Dog, is a small dog breed and one of the ancient dog breeds. The name of Shiba Inu is a side expression of the owner's love for this food. Shiba Inu is mainly trained by humans to hunt small animals, so it is called Shiba Inu, because they are excellent hunters who travel through the mountains.