URLs

• https://www.pixiv.net/users/1611850
• https://www.pixiv.net/stacc/yaugau
• https://twitter.com/iikotatsumuri
• https://twitter.com/intent/user?user_id=192178109
• https://sketch.pixiv.net/@yaugau
• http://kotatsumuri.net
• https://twitter.com/god_of_kotatsu