Iyou

　　　 ∧∧
　　　(=ﾟωﾟ)ノ　ぃょぅ
　～（　　x）
　　　U U

Iyou was first created as a wholesome, cute critter. But nowadays, this character mostly just exists to be a victim of abuse.

Sources:

• 2ch AA Illustration Project
• Nico Nico Encyclopedia
• Pixiv Encyclopedia
• Nico Nico Encyclopedia (Mostly about Shii, but Iyou is mentioned)