It's Been a Long Time! Akiko-san Returns (ひさしぶり！帰ってきたアキコさん Hisashiburi! kaette kita akiko san) is the 200th episode of Dr. Slump Arale-chan.
Synopsis[]
A housekeeper robot, Akiko, comes back to Senbei's house. Once she sees Senbei she gets so excited that she hugs him very tightly. Now, she starts to decorate the house, but when she meets Midori, she gets mad....