URLs

• https://www.pixiv.net/users/1679149
• https://www.pixiv.net/stacc/craft-cs
• https://twitter.com/craft_CS
• https://twitter.com/furoku_ap
• https://twitter.com/intent/user?user_id=158018936
• https://twitter.com/intent/user?user_id=1127117691406258176
• https://sketch.pixiv.net/@craft-cs
• http://appendix.jp