URLs

• https://www.pixiv.net/users/197259
• https://www.pixiv.net/stacc/netosumi
• https://twitter.com/netosumi
• https://twitter.com/intent/user?user_id=146829422
• https://sketch.pixiv.net/@netosumi
• http://www.asahi-net.or.jp/~xi6t-ktok/