The images show the black and white pattern developing on its fur.
The female cub as yet has not been named. Tokyo’s government says it will start collecting ideas for its name from public from later this week.
The cub was born on June 12 to mother panda Shin Shin at Ueno Zoo. ShinShin previous cub, born in 2012, survived only six days.
Due to concern over the health of the cub, the zoo has yet to show off the baby panda to the public.