Tosa vs Belgian Shepherd Dog (Groenendael) - Breed Comparison

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.

Thought to be a dangerous dog breed, it is restricted in some countries.

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.

Looking much like a pitch black German Shepherd dog, the Belgian Shepherd is a beautiful looking dog. Their roots go back to the 1800s to Groenendael, Belgium. This is where they were bred by a certain Nicolas Rose in 1910. The Groenendael is one of four different Belgian Sheepdog varieties but the Groenendael is sometimes treated as a distinct breed.

They have always been used for their intelligence, serving for instance in the police force and being message carriers in war situations. Originally, Belgian Shepherds were used to herd livestock. It was in 1911 that the Groenendael was registered in the United States, and not much later the first Belgian Sheepdog Club of America formed. The breed was recognized by the American Kennel Club (AKC) in 1912.

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.

Temperament:

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.

Large, Strong and Well Proportioned

With his alert, bright brown eyes, the Groenendael, referred to often as the Belgian Sheepdog, has erect ears with a long, feathered tail. The straight, strong legs are also feathered. He is well proportioned, athletic and strong. He has a dense double coat, and this working dog’s coat is black, but you sometimes find some small white markings around his paws and muzzle. The size of the Groenendael is roughly 60-66cm at the withers with the females sometimes being slightly smaller. The weight of the dog is roughly 25–30 kilograms.

He’s a Social Dog who Craves Companionship

The Groenendael is an active, intelligent breed and training and socializing will be necessary to ensure he knows how to behave around his human family. He is a big, social dog and won’t do well when left alone day after day in the back yard. In fact he may even show signs of separation anxiety if you leave him indefinitely. He makes for an excellent family dog, just loving their companionship and he becomes very protective of them.

An Intelligent, Alert Breed

He is used to making use of his intelligence and therefore he will need mental stimulation as opposed to lying around all day. He gets on well with adults, children and other pets, but he needs to grow up with children and not be put among children when he is already an adult. He is loyal and loving to his human family, forming a deep bond, especially with just one member of the family.

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.

Your Belgian Shepherd is an intelligent, active, loyal companion for you. He is highly intelligent too, and will need the right owner who can meet his energetic needs. He therefore wouldn’t do well with in a small place where the owners are couch potatoes. He is a working dog and will require being kept busy.

Provide him with good food, look after that thick, lustrous coat of his, provide him with a warm, dry place to sleep and plenty of exercise, love and attention and he will turn out to be the wonderful pet that makes him such a popular breed.

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.

The Belgian Groenendael is a healthy, strong breed with no major health problems and with an average lifespan of 12-14 years.

As with every dog breed, there will be some health issues to be aware of. Skin allergies, epilepsy, eye problems and hip- and joint dysplasia are some areas to look out for

Dental disease for instance, is a common problem with pets, and your Belgian Shepherd can have serious problems with their teeth. Tartar build-up on the teeth ca take you down a trail of infections and gum disease. If you don’t want to make use of a special canine toothbrush and toothpaste, your vet will do it for you.

Your Groenendael will also be susceptible to ticks, fleas and bacterial and viral infections. As a puppy of 6 – 8 weeks, vaccinations for parvo, rabies, and distemper will be necessary. You’ll also need to be generally watching your pet’s health and to get him to the vet when he shows signs of being run-down and ill.

Diet:

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.

Cool, fresh water should be available at all times.

Grooming:

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.

Exercise:

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.

The Groenendael has a double coat and because it is also fairly long, his black coat may well be high maintenance and brushing every 2nd day will be necessary to keep the coat unmatted and to also get rid of those loose hairs. In fact, heavy shedding is part of this breed’s life and while heavy shedding happens twice a year, light shedding continues throughout the year. Sometimes is may be necessary to send him to a dog grooming parlour to snip his hair and to wash it.

Other care routines to watch for -

A healthy, quality diet it absolutely imperative. Speak to your vet about the best kind of wet- or dry food suited to an energetic breed like this and appropriate to his age. You need to include raw meat into your pets diet every day now and then to avoid skin problems. Always ensure a bowl of clean, cool water is available, The bowl will need to be washed out every other day.

make sure his ears are cleaned. Once again you have to be careful when prodding in a dog’s ear and your veterinarian will show you how.

keep him well exercised with long walks and ball games.