(childish) doggy, bow wow, puppy dog, puppy

park

(onomatopoeia) the sound of a dog barking: bow-wow / (onomatopoeia) the sound of crying loudly: waa waa

(childish) a dog (animal)

(familiar or childish, diminutive) title affixed to people's names: -chan / title affixed to animals

Woof, bark, the sound made by a dog.

(informal) One.

WAN (wide area network)

(business) one on one meeting between an employee and a superior

(informal, possibly dialect) one's own father / (by later extension) the head or master of an establishment such as a teahouse, boathouse, etc.