Tosa is originated from Japan but Wetterhoun is originated from Netherlands. Tosa may grow 23 cm / 10 inches higher than Wetterhoun. Tosa may weigh 55 kg / 122 pounds more than Wetterhoun. Both Tosa and Wetterhoun has almost same life span. Both Tosa and Wetterhoun has same litter size. Tosa requires Low Maintenance. But Wetterhoun requires Moderate Maintenance
Known also as the Japanese Mastiff, the Tosa hails from Japan. In fact, these dogs come from the Tosa Province, so the dog was named after the region where they were bred.
It is why they are sometimes referred to as Japanese Mastiffs. The Tosa is a rare dog breed and unfortunately, the dog is still used in Japan for dogfighting.
The breed was developed in the 2nd half of the 19th century, with a number of dog breeds being involved to bring about a more powerful, braver dog.
The Wetterhoun is a water dog developed in the 1500 or 1600s to hunt otters. The breed was developed by the Frisians in the Netherlands near the Northwest corner. In addition to catching otters in the lakes near by, they were also used as gundogs to hunt game. They are a fearless, tough and loyal working dog. They love the water and they are build for it with a waterproof coat and tight tail that is spiraled. They will swim happily in freezing cold weather as well.
The Wetterhoun is rare and not seen outside of the Netherlands. Descendent of the Water Dog, that is now extinct, he is probably a relative of many spaniel types that also call the Water Dog their ancestor. Yet the Wetterhoun is not a spaniel or spaniel type.
The breed almost disappeared during World War II, like many others, they brought back and are now becoming more and more popular. The breed is only recognized by the Federation Cynologique Internationale and the United Kennel Club. AKC does not recognize them, but there are many hunting clubs and other registries that do. They are often promoted as one of the rare breeds.
The Tosa is a large dog, but their sizes vary, and in fact, because of their fighting, they are actually divided into light-, middleweight and heavyweight classes.
Generally, you can say that these dogs weigh in the region of 54 to 90kg and they stand in height at between 62 to 82cm. The head is large, the jaws powerful, the eyes dark brown in color, the ears small, high set and floppy.
The neck is broad wit a dewlap and the tail is long, thick and tapering to a point. The coat is short and thick and is most times a rich caramel color, fawn tan, black or brindle. The dog often has a black mask.
The Tosa is a fairly quiet dog, courageous and fearless. He is going to need a strong, consistent owner who shows leadership with him. Training and socialization will be imperative for this dog.
When he has been properly reared and trained, he makes a good pet, able to get on with members of the family. He takes his role as protector and guardian seriously.
The Wetterhoun is a compact, medium sized breed weighing about 55 to 77 pounds. Great water dogs they are athletically built with low set ears hanging next to their heads, a waterproof coat, distinctive eyes with a very serious expression and a tightly curled tail held aloft over the back. Their coat is waterproof, somewhat oily, curly and thick. The fur is of a smoother texture on the ears, head, and legs. They can be solid black, solid brown, brown with white, or black with white.
The Tosa isn’t recommended for first-time dog owners, as in the wrong hands, they can become aggressive. Care has to be taken around children too especially undisciplined ones.
He also doesn't come as recommended for small, cramped homes in the city. He’s just too big and he will need to get out and be walked often.
You want to create a home for him that ensures he is the calm, gentle dog he is capable of being, If you’re fair, firm, caring, patient and consistent, then this big dog might be for you. With the right care he becomes a gentle, devoted pet.
3.Adaptability – not a great apartment dog even though he is not that big. They need space. They need a job and they will finish their job at their own pace no matter what you say. It is impossible to train this trait out of them.
4.Learning ability Very high learning ability, very eager to learn and very smart. He is stubborn about finishing whatever job he is working on
The Tosa is a formidable looking molossoid, but even so, this big, calm dog can succumb to illness. Some of these diseases you need to be looking out for include bloat,hip dyslasia and eye conditions.
Bloat for this dog can be life-threatening, and can often be because the dog is too hungry and he gobbles up his food quickly. Bloat is when gas can't escape, the stomach swells and twists – very dangerous. Rather give your dog two smaller meals – one in the morning and one in the evening, or even give several smaller portions throughout the day.
To help with eliminating health issues always choose a reputable Tosa breeder. You’re not likely to find one of these dogs in a dog shelter.
A hardy and healthy breed they do not have severe health issues. But like every his
• Ear Infections – like any breed with hanging ears they can be prone to infection. This is particularly true because the dogs are in the water a lot. Be sure to clean and dry them after every water episode and inspect them on a regular basis even if the dog has not been in the water.
• Patellar Luxation – Knee cap issue with movement and inflammation. Can cause lameness and arthritis.
These large, strong dogs do well on good quality food. If you opt to buy him commercially manufactured food, make sure it is the top quality one free of unwholesome ingredients such as preservatives, colorants and useless fillers.
Invest in the best quality ones that have nutritious minerals and vitamins. Try and give your dog some home-prepared food too – boiled chicken, brown rice or pasta, spinach, sweet-potatoes and carrots.
Never feed your dog things such as chocolates, peanuts, crisps, grapes, onion and food with spicy flavorings. This will just ensure digestive problems and having to get your dog to the vet.
The Tosa’s short coat isn’t going to require too much attention. A good brush twice a week will keep it free from loose hair and keep its shine and gleam. It’s why the dog is looked upon as being low maintenance.
Beyond that, he will need to have his nails trimmed. When brushing him, check him over for parasites – ticks and fleas, check for unusual lumps and look inside his ears for signs of redness.
These dogs are calm and fairly low-energy. Nonetheless, to maintain good health, he will need to be exercised. Ball games outside are always a good idea as well as nice long walks. Hikes into the countryside will be wonderful for this big dog.
1Feeding the puppy -This is an active, hunting and swimming breed. They need good nutrition and high quality puppy food. A food formulated for active breeds or hunting dogs would be best. Feed your puppy in smaller amounts 3-4 times per day.
2.Feeding the adult - This is an active, hunting and swimming breed. They need good nutrition and high quality adult food. A food formulated for active breeds or hunting dogs would be best. Feed your adult twice per day.
4. Games and Exercises – This is an active working dog that needs a lot of exercise every day. A 30 minute walk is only the beginning. They need outdoor time to play and run. They need to swim if at all possible.