Yachiru is childlike in most aspects - she is small, cheerful, energetic and carefree most of the time. She is often latched onto the back of her captain, Kenpachi Zaraki, just over his left shoulder and is somewhat territorial about this position. She can be intimidating at times, especially when annoyed. Yachiru resents being criticized in any way and will often attack the perpetrator. Further reflecting her childlike nature, Yachiru likes to give people nicknames. For example, she gave Makizō