URLs

• https://www.pixiv.net/users/493945
• https://www.pixiv.net/stacc/bcpd
• https://twitter.com/brtbites
• https://twitter.com/yoshio_umeda
• https://twitter.com/intent/user?user_id=373731244
• https://twitter.com/intent/user?user_id=759377019499012096
• https://sketch.pixiv.net/@bcpd
• http://peta-peta.net/pd/polkadot.htm