The meaning of a boy’s name in the Year of the Rabbit is vigor, ambition, and a cheerful personality.
The name Kai character means to start; expand, develop; boil; hold; set up; and the boy named Kai character in the Year of the Rabbit means vigor, auspiciousness and connotation.
The basic explanation of the word "kai" is: open, open, to open something that is closed; it was first seen in the Qin Dynasty bamboo slips period. From the earliest glyph, it can be clearly seen that it is in the middle of the two doors. The scene of a pair of hands opening the door originally means "opening the door".