Sanrio.com or Blippo Kawaii, www.blippo.com. On Sanrio.com, look in the stationery section. Shipping for blippo.com can be a little slow.

What about something like this?

https://www.amazon.com/Hello-Kitty-Collectible-Stationary-Assortment/dp/B089664RQH/ref=asc_df_B089664RQH/?tag=hyprod-20&linkCode=df0&hvadid=459514488189&hvpos=&hvnetw=g&hvrand=16002676161860547324&hvpone=&hvptwo=&hvqmt=&hvdev=m&hvdvcmdl=&hvlocint=&hvlocphy=9008335&hvtargid=pla-943008291054&psc=1

Suggestion for a 6 year old girl birthday gift. I wanted to buy a Hello kitty school supplies kit but could not find anything. Any idea where to look? Doll/stuffed animal is out as she already these.