Sensitive, agile, dainty and clean. This breed is more obedient than most toy breeds and are good dogs for learning tricks. They are also good watchdogs. Like many short-faced breeds, the Japanese Spaniel tends to wheeze and snore. They are prone to eye and respiratory problems and heat prostration.
Some lines are prone to distemper.
Your veterinarian may choose to adjust the immunization schedule. The Japanese Spaniel is a good dog for apartment life. They are moderately active indoors and will do okay without a yard. This breed is somewhat sensitive to temperature extremes. Exercise Japanese Spaniels do not require a great deal of exercise, but they do enjoy daily walks and an opportunity to play in the open yard.