URLs

• https://www.pixiv.net/users/3819157
• https://www.pixiv.net/stacc/sovtek
• https://twitter.com/Positronika
• https://twitter.com/intent/user?user_id=2913960702
• https://pawoo.net/@Elektronika
• https://pawoo.net/web/accounts/185380
• https://sketch.pixiv.net/@sovtek
• http://blog.livedoor.jp/elektronika/
• http://sites.google.com/site/elekhimawari/