This is a memo pad widget of "The Bears' School". Please tap on the widget, and you can write memo on it. This application is a widget for your home screen and you can enjoy personalization of it. Keep pressing the home screen till an additional menu of widgets appears. Pick out “Sticky Notes The Bears' School” from a list of widgets. Let's play GACHA [Capsule Toys]. You'll get cute sticky note widgets.
This is an official "The Bears' School" app. https://twitter.com/the_bearsschool/status/597596998271918081