URLs

• https://www.pixiv.net/users/559259
• https://www.pixiv.net/stacc/tainanstation
• https://pawoo.net/@shimizu
• https://pawoo.net/web/accounts/109707
• https://sketch.pixiv.net/@tainanstation
• https://www.plurk.com/shimizuseiichi
• https://www.facebook.com/artworkshimizuseiichi
• http://blog.yam.com/tainanstation