URLs

• https://www.pixiv.net/users/11805960
• https://www.pixiv.net/stacc/kurogane-steel
• https://twitter.com/Kurogane_Hagane
• https://twitter.com/intent/user?user_id=2923993916
• https://sketch.pixiv.net/@kurogane-steel
• http://kuroganehagane.blog.fc2.com