https://www.pixiv.net/users/539548
https://www.pixiv.net/stacc/d-maker
https://twitter.com/KoyuUFusui
https://twitter.com/koyuu_fusui
https://twitter.com/intent/user?user_id=780505032
https://twitter.com/intent/user?user_id=1839262736028676096
https://sketch.pixiv.net/@d-maker
http://dragonmaker.web.fc2.com
