Numbuh 3
Kuki Sanban aka Numbuh 3 is Sector V's medical specialist, hamsters' caretaker and diversionary tactics expert in the Kids Next Door. She is also a huge fan of a franchise called Rainbow Monkeys, which are a parody of the Care Bears.


  • She is voiced by Lauren Tom.
  • Numbuh 3 and the rest of Sector V will join Barney in future adventures.